87460620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{112129}}^1$

素因数の和:112154

約数の個数: 48

約数和(自身を含む): 263729760

約数和(自身を除く): 176269140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 112129, 224258, 336387, 448516, 560645, 672774, 1121290, 1345548, 1457677, 1681935, 2242580, 2915354, 3363870, 4373031, 5830708, 6727740, 7288385, 8746062, 14576770, 17492124, 21865155, 29153540, 43730310, 87460620]

約数ペア:

[(1, 87460620), (2, 43730310), (3, 29153540), (4, 21865155), (5, 17492124), (6, 14576770), (10, 8746062), (12, 7288385), (13, 6727740), (15, 5830708), (20, 4373031), (26, 3363870), (30, 2915354), (39, 2242580), (52, 1681935), (60, 1457677), (65, 1345548), (78, 1121290), (130, 672774), (156, 560645), (195, 448516), (260, 336387), (390, 224258), (780, 112129)]