26680498000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{5209}}^1$

素因数の和:5442

約数の個数: 160

約数和(自身を含む): 69842092320

約数和(自身を除く): 43161594320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 197, 200, 208, 250, 260, 325, 394, 400, 500, 520, 650, 788, 985, 1000, 1040, 1300, 1576, 1625, 1970, 2000, 2561, 2600, 3152, 3250, 3940, 4925, 5122, 5200, 5209, 6500, 7880, 9850, 10244, 10418, 12805, 13000, 15760, 19700, 20488, 20836, 24625, 25610, 26000, 26045, 39400, 40976, 41672, 49250, 51220, 52090, 64025, 67717, 78800, 83344, 98500, 102440, 104180, 128050, 130225, 135434, 197000, 204880, 208360, 256100, 260450, 270868, 320125, 338585, 394000, 416720, 512200, 520900, 541736, 640250, 651125, 677170, 1024400, 1026173, 1041800, 1083472, 1280500, 1302250, 1354340, 1692925, 2052346, 2083600, 2561000, 2604500, 2708680, 3385850, 4104692, 5122000, 5130865, 5209000, 5417360, 6771700, 8209384, 8464625, 10261730, 10418000, 13340249, 13543400, 16418768, 16929250, 20523460, 25654325, 26680498, 27086800, 33858500, 41046920, 51308650, 53360996, 66701245, 67717000, 82093840, 102617300, 106721992, 128271625, 133402490, 135434000, 205234600, 213443984, 256543250, 266804980, 333506225, 410469200, 513086500, 533609960, 667012450, 1026173000, 1067219920, 1334024900, 1667531125, 2052346000, 2668049800, 3335062250, 5336099600, 6670124500, 13340249000, 26680498000]

約数ペア:

[(1, 26680498000), (2, 13340249000), (4, 6670124500), (5, 5336099600), (8, 3335062250), (10, 2668049800), (13, 2052346000), (16, 1667531125), (20, 1334024900), (25, 1067219920), (26, 1026173000), (40, 667012450), (50, 533609960), (52, 513086500), (65, 410469200), (80, 333506225), (100, 266804980), (104, 256543250), (125, 213443984), (130, 205234600), (197, 135434000), (200, 133402490), (208, 128271625), (250, 106721992), (260, 102617300), (325, 82093840), (394, 67717000), (400, 66701245), (500, 53360996), (520, 51308650), (650, 41046920), (788, 33858500), (985, 27086800), (1000, 26680498), (1040, 25654325), (1300, 20523460), (1576, 16929250), (1625, 16418768), (1970, 13543400), (2000, 13340249), (2561, 10418000), (2600, 10261730), (3152, 8464625), (3250, 8209384), (3940, 6771700), (4925, 5417360), (5122, 5209000), (5200, 5130865), (5209, 5122000), (6500, 4104692), (7880, 3385850), (9850, 2708680), (10244, 2604500), (10418, 2561000), (12805, 2083600), (13000, 2052346), (15760, 1692925), (19700, 1354340), (20488, 1302250), (20836, 1280500), (24625, 1083472), (25610, 1041800), (26000, 1026173), (26045, 1024400), (39400, 677170), (40976, 651125), (41672, 640250), (49250, 541736), (51220, 520900), (52090, 512200), (64025, 416720), (67717, 394000), (78800, 338585), (83344, 320125), (98500, 270868), (102440, 260450), (104180, 256100), (128050, 208360), (130225, 204880), (135434, 197000)]