40985750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{12611}}^1$

素因数の和:12641

約数の個数: 32

約数和(自身を含む): 82633824

約数和(自身を除く): 41648074

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 12611, 25222, 63055, 126110, 163943, 315275, 327886, 630550, 819715, 1576375, 1639430, 3152750, 4098575, 8197150, 20492875, 40985750]

約数ペア:

[(1, 40985750), (2, 20492875), (5, 8197150), (10, 4098575), (13, 3152750), (25, 1639430), (26, 1576375), (50, 819715), (65, 630550), (125, 327886), (130, 315275), (250, 163943), (325, 126110), (650, 63055), (1625, 25222), (3250, 12611)]