6215625

素因数分解:

$3^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 72

約数和(自身を含む): 12796056

約数和(自身を除く): 6580431

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 125, 153, 195, 221, 225, 255, 325, 375, 425, 585, 625, 663, 765, 975, 1105, 1125, 1275, 1625, 1875, 1989, 2125, 2925, 3125, 3315, 3825, 4875, 5525, 5625, 6375, 8125, 9375, 9945, 10625, 14625, 16575, 19125, 24375, 27625, 28125, 31875, 40625, 49725, 53125, 73125, 82875, 95625, 121875, 138125, 159375, 248625, 365625, 414375, 478125, 690625, 1243125, 2071875, 6215625]

約数ペア:

[(1, 6215625), (3, 2071875), (5, 1243125), (9, 690625), (13, 478125), (15, 414375), (17, 365625), (25, 248625), (39, 159375), (45, 138125), (51, 121875), (65, 95625), (75, 82875), (85, 73125), (117, 53125), (125, 49725), (153, 40625), (195, 31875), (221, 28125), (225, 27625), (255, 24375), (325, 19125), (375, 16575), (425, 14625), (585, 10625), (625, 9945), (663, 9375), (765, 8125), (975, 6375), (1105, 5625), (1125, 5525), (1275, 4875), (1625, 3825), (1875, 3315), (1989, 3125), (2125, 2925)]