86885560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1709}}^1$

素因数の和:1792

約数の個数: 64

約数和(自身を含む): 206841600

約数和(自身を除く): 119956040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 1709, 2542, 3418, 5084, 6355, 6836, 8545, 10168, 12710, 13672, 17090, 25420, 34180, 50840, 52979, 68360, 70069, 105958, 140138, 211916, 264895, 280276, 350345, 423832, 529790, 560552, 700690, 1059580, 1401380, 2119160, 2172139, 2802760, 4344278, 8688556, 10860695, 17377112, 21721390, 43442780, 86885560]

約数ペア:

[(1, 86885560), (2, 43442780), (4, 21721390), (5, 17377112), (8, 10860695), (10, 8688556), (20, 4344278), (31, 2802760), (40, 2172139), (41, 2119160), (62, 1401380), (82, 1059580), (124, 700690), (155, 560552), (164, 529790), (205, 423832), (248, 350345), (310, 280276), (328, 264895), (410, 211916), (620, 140138), (820, 105958), (1240, 70069), (1271, 68360), (1640, 52979), (1709, 50840), (2542, 34180), (3418, 25420), (5084, 17090), (6355, 13672), (6836, 12710), (8545, 10168)]