90161480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 209952000

約数和(自身を除く): 119790520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 71, 106, 142, 212, 265, 284, 355, 424, 530, 568, 599, 710, 1060, 1198, 1420, 2120, 2396, 2840, 2995, 3763, 4792, 5990, 7526, 11980, 15052, 18815, 23960, 30104, 31747, 37630, 42529, 63494, 75260, 85058, 126988, 150520, 158735, 170116, 212645, 253976, 317470, 340232, 425290, 634940, 850580, 1269880, 1701160, 2254037, 4508074, 9016148, 11270185, 18032296, 22540370, 45080740, 90161480]

約数ペア:

[(1, 90161480), (2, 45080740), (4, 22540370), (5, 18032296), (8, 11270185), (10, 9016148), (20, 4508074), (40, 2254037), (53, 1701160), (71, 1269880), (106, 850580), (142, 634940), (212, 425290), (265, 340232), (284, 317470), (355, 253976), (424, 212645), (530, 170116), (568, 158735), (599, 150520), (710, 126988), (1060, 85058), (1198, 75260), (1420, 63494), (2120, 42529), (2396, 37630), (2840, 31747), (2995, 30104), (3763, 23960), (4792, 18815), (5990, 15052), (7526, 11980)]