85180880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62633}}^1$

素因数の和:62663

約数の個数: 40

約数和(自身を含む): 209698632

約数和(自身を除く): 124517752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 62633, 125266, 250532, 313165, 501064, 626330, 1002128, 1064761, 1252660, 2129522, 2505320, 4259044, 5010640, 5323805, 8518088, 10647610, 17036176, 21295220, 42590440, 85180880]

約数ペア:

[(1, 85180880), (2, 42590440), (4, 21295220), (5, 17036176), (8, 10647610), (10, 8518088), (16, 5323805), (17, 5010640), (20, 4259044), (34, 2505320), (40, 2129522), (68, 1252660), (80, 1064761), (85, 1002128), (136, 626330), (170, 501064), (272, 313165), (340, 250532), (680, 125266), (1360, 62633)]