260494000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:312

約数の個数: 160

約数和(自身を含む): 697080384

約数和(自身を除く): 436586384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 43, 50, 52, 65, 80, 86, 100, 104, 125, 130, 172, 200, 208, 215, 233, 250, 260, 325, 344, 400, 430, 466, 500, 520, 559, 650, 688, 860, 932, 1000, 1040, 1075, 1118, 1165, 1300, 1625, 1720, 1864, 2000, 2150, 2236, 2330, 2600, 2795, 3029, 3250, 3440, 3728, 4300, 4472, 4660, 5200, 5375, 5590, 5825, 6058, 6500, 8600, 8944, 9320, 10019, 10750, 11180, 11650, 12116, 13000, 13975, 15145, 17200, 18640, 20038, 21500, 22360, 23300, 24232, 26000, 27950, 29125, 30290, 40076, 43000, 44720, 46600, 48464, 50095, 55900, 58250, 60580, 69875, 75725, 80152, 86000, 93200, 100190, 111800, 116500, 121160, 130247, 139750, 151450, 160304, 200380, 223600, 233000, 242320, 250475, 260494, 279500, 302900, 378625, 400760, 466000, 500950, 520988, 559000, 605800, 651235, 757250, 801520, 1001900, 1041976, 1118000, 1211600, 1252375, 1302470, 1514500, 2003800, 2083952, 2504750, 2604940, 3029000, 3256175, 4007600, 5009500, 5209880, 6058000, 6512350, 10019000, 10419760, 13024700, 16280875, 20038000, 26049400, 32561750, 52098800, 65123500, 130247000, 260494000]

約数ペア:

[(1, 260494000), (2, 130247000), (4, 65123500), (5, 52098800), (8, 32561750), (10, 26049400), (13, 20038000), (16, 16280875), (20, 13024700), (25, 10419760), (26, 10019000), (40, 6512350), (43, 6058000), (50, 5209880), (52, 5009500), (65, 4007600), (80, 3256175), (86, 3029000), (100, 2604940), (104, 2504750), (125, 2083952), (130, 2003800), (172, 1514500), (200, 1302470), (208, 1252375), (215, 1211600), (233, 1118000), (250, 1041976), (260, 1001900), (325, 801520), (344, 757250), (400, 651235), (430, 605800), (466, 559000), (500, 520988), (520, 500950), (559, 466000), (650, 400760), (688, 378625), (860, 302900), (932, 279500), (1000, 260494), (1040, 250475), (1075, 242320), (1118, 233000), (1165, 223600), (1300, 200380), (1625, 160304), (1720, 151450), (1864, 139750), (2000, 130247), (2150, 121160), (2236, 116500), (2330, 111800), (2600, 100190), (2795, 93200), (3029, 86000), (3250, 80152), (3440, 75725), (3728, 69875), (4300, 60580), (4472, 58250), (4660, 55900), (5200, 50095), (5375, 48464), (5590, 46600), (5825, 44720), (6058, 43000), (6500, 40076), (8600, 30290), (8944, 29125), (9320, 27950), (10019, 26000), (10750, 24232), (11180, 23300), (11650, 22360), (12116, 21500), (13000, 20038), (13975, 18640), (15145, 17200)]