64948000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1287

約数の個数: 96

約数和(自身を含む): 171990000

約数和(自身を除く): 107042000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 325, 400, 416, 500, 520, 650, 800, 1000, 1040, 1249, 1300, 1625, 2000, 2080, 2498, 2600, 3250, 4000, 4996, 5200, 6245, 6500, 9992, 10400, 12490, 13000, 16237, 19984, 24980, 26000, 31225, 32474, 39968, 49960, 52000, 62450, 64948, 81185, 99920, 124900, 129896, 156125, 162370, 199840, 249800, 259792, 312250, 324740, 405925, 499600, 519584, 624500, 649480, 811850, 999200, 1249000, 1298960, 1623700, 2029625, 2498000, 2597920, 3247400, 4059250, 4996000, 6494800, 8118500, 12989600, 16237000, 32474000, 64948000]

約数ペア:

[(1, 64948000), (2, 32474000), (4, 16237000), (5, 12989600), (8, 8118500), (10, 6494800), (13, 4996000), (16, 4059250), (20, 3247400), (25, 2597920), (26, 2498000), (32, 2029625), (40, 1623700), (50, 1298960), (52, 1249000), (65, 999200), (80, 811850), (100, 649480), (104, 624500), (125, 519584), (130, 499600), (160, 405925), (200, 324740), (208, 312250), (250, 259792), (260, 249800), (325, 199840), (400, 162370), (416, 156125), (500, 129896), (520, 124900), (650, 99920), (800, 81185), (1000, 64948), (1040, 62450), (1249, 52000), (1300, 49960), (1625, 39968), (2000, 32474), (2080, 31225), (2498, 26000), (2600, 24980), (3250, 19984), (4000, 16237), (4996, 13000), (5200, 12490), (6245, 10400), (6500, 9992)]