85311380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1845

約数の個数: 96

約数和(自身を含む): 230694912

約数和(自身を除く): 145383532

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 385, 434, 620, 682, 770, 868, 1085, 1364, 1540, 1705, 1787, 2170, 2387, 3410, 3574, 4340, 4774, 6820, 7148, 8935, 9548, 11935, 12509, 17870, 19657, 23870, 25018, 35740, 39314, 47740, 50036, 55397, 62545, 78628, 98285, 110794, 125090, 137599, 196570, 221588, 250180, 275198, 276985, 387779, 393140, 550396, 553970, 609367, 687995, 775558, 1107940, 1218734, 1375990, 1551116, 1938895, 2437468, 2751980, 3046835, 3877790, 4265569, 6093670, 7755580, 8531138, 12187340, 17062276, 21327845, 42655690, 85311380]

約数ペア:

[(1, 85311380), (2, 42655690), (4, 21327845), (5, 17062276), (7, 12187340), (10, 8531138), (11, 7755580), (14, 6093670), (20, 4265569), (22, 3877790), (28, 3046835), (31, 2751980), (35, 2437468), (44, 1938895), (55, 1551116), (62, 1375990), (70, 1218734), (77, 1107940), (110, 775558), (124, 687995), (140, 609367), (154, 553970), (155, 550396), (217, 393140), (220, 387779), (308, 276985), (310, 275198), (341, 250180), (385, 221588), (434, 196570), (620, 137599), (682, 125090), (770, 110794), (868, 98285), (1085, 78628), (1364, 62545), (1540, 55397), (1705, 50036), (1787, 47740), (2170, 39314), (2387, 35740), (3410, 25018), (3574, 23870), (4340, 19657), (4774, 17870), (6820, 12509), (7148, 11935), (8935, 9548)]