85674040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:980

約数の個数: 64

約数和(自身を含む): 204624000

約数和(自身を除く): 118949960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 139, 152, 190, 278, 380, 556, 695, 760, 811, 1112, 1390, 1622, 2641, 2780, 3244, 4055, 5282, 5560, 6488, 8110, 10564, 13205, 15409, 16220, 21128, 26410, 30818, 32440, 52820, 61636, 77045, 105640, 112729, 123272, 154090, 225458, 308180, 450916, 563645, 616360, 901832, 1127290, 2141851, 2254580, 4283702, 4509160, 8567404, 10709255, 17134808, 21418510, 42837020, 85674040]

約数ペア:

[(1, 85674040), (2, 42837020), (4, 21418510), (5, 17134808), (8, 10709255), (10, 8567404), (19, 4509160), (20, 4283702), (38, 2254580), (40, 2141851), (76, 1127290), (95, 901832), (139, 616360), (152, 563645), (190, 450916), (278, 308180), (380, 225458), (556, 154090), (695, 123272), (760, 112729), (811, 105640), (1112, 77045), (1390, 61636), (1622, 52820), (2641, 32440), (2780, 30818), (3244, 26410), (4055, 21128), (5282, 16220), (5560, 15409), (6488, 13205), (8110, 10564)]