72460375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 64

約数和(自身を含む): 107243136

約数和(自身を除く): 34782761

約数列:

[1, 5, 13, 17, 25, 43, 61, 65, 85, 125, 215, 221, 305, 325, 425, 559, 731, 793, 1037, 1075, 1105, 1525, 1625, 2125, 2623, 2795, 3655, 3965, 5185, 5375, 5525, 7625, 9503, 13115, 13481, 13975, 18275, 19825, 25925, 27625, 34099, 44591, 47515, 65575, 67405, 69875, 91375, 99125, 129625, 170495, 222955, 237575, 327875, 337025, 579683, 852475, 1114775, 1187875, 1685125, 2898415, 4262375, 5573875, 14492075, 72460375]

約数ペア:

[(1, 72460375), (5, 14492075), (13, 5573875), (17, 4262375), (25, 2898415), (43, 1685125), (61, 1187875), (65, 1114775), (85, 852475), (125, 579683), (215, 337025), (221, 327875), (305, 237575), (325, 222955), (425, 170495), (559, 129625), (731, 99125), (793, 91375), (1037, 69875), (1075, 67405), (1105, 65575), (1525, 47515), (1625, 44591), (2125, 34099), (2623, 27625), (2795, 25925), (3655, 19825), (3965, 18275), (5185, 13975), (5375, 13481), (5525, 13115), (7625, 9503)]