8889554475

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{2399}}^1$

素因数の和:2841

約数の個数: 72

約数和(自身を含む): 16341811200

約数和(自身を除く): 7452256725

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 383, 387, 645, 1075, 1149, 1915, 1935, 2399, 3225, 3447, 5745, 7197, 9575, 9675, 11995, 16469, 17235, 21591, 28725, 35985, 49407, 59975, 82345, 86175, 103157, 107955, 148221, 179925, 247035, 309471, 411725, 515785, 539775, 741105, 918817, 928413, 1235175, 1547355, 2578925, 2756451, 3705525, 4594085, 4642065, 7736775, 8269353, 13782255, 22970425, 23210325, 39509131, 41346765, 68911275, 118527393, 197545655, 206733825, 355582179, 592636965, 987728275, 1777910895, 2963184825, 8889554475]

約数ペア:

[(1, 8889554475), (3, 2963184825), (5, 1777910895), (9, 987728275), (15, 592636965), (25, 355582179), (43, 206733825), (45, 197545655), (75, 118527393), (129, 68911275), (215, 41346765), (225, 39509131), (383, 23210325), (387, 22970425), (645, 13782255), (1075, 8269353), (1149, 7736775), (1915, 4642065), (1935, 4594085), (2399, 3705525), (3225, 2756451), (3447, 2578925), (5745, 1547355), (7197, 1235175), (9575, 928413), (9675, 918817), (11995, 741105), (16469, 539775), (17235, 515785), (21591, 411725), (28725, 309471), (35985, 247035), (49407, 179925), (59975, 148221), (82345, 107955), (86175, 103157)]