85394540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^2$

素因数の和:180

約数の個数: 108

約数和(自身を含む): 228489744

約数和(自身を除く): 143095204

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 121, 140, 142, 154, 220, 242, 284, 308, 355, 385, 484, 497, 605, 710, 770, 781, 847, 994, 1210, 1420, 1540, 1562, 1694, 1988, 2420, 2485, 3124, 3388, 3905, 4235, 4970, 5041, 5467, 7810, 8470, 8591, 9940, 10082, 10934, 15620, 16940, 17182, 20164, 21868, 25205, 27335, 34364, 35287, 42955, 50410, 54670, 55451, 60137, 70574, 85910, 100820, 109340, 110902, 120274, 141148, 171820, 176435, 221804, 240548, 277255, 300685, 352870, 388157, 554510, 601370, 609961, 705740, 776314, 1109020, 1202740, 1219922, 1552628, 1940785, 2439844, 3049805, 3881570, 4269727, 6099610, 7763140, 8539454, 12199220, 17078908, 21348635, 42697270, 85394540]

約数ペア:

[(1, 85394540), (2, 42697270), (4, 21348635), (5, 17078908), (7, 12199220), (10, 8539454), (11, 7763140), (14, 6099610), (20, 4269727), (22, 3881570), (28, 3049805), (35, 2439844), (44, 1940785), (55, 1552628), (70, 1219922), (71, 1202740), (77, 1109020), (110, 776314), (121, 705740), (140, 609961), (142, 601370), (154, 554510), (220, 388157), (242, 352870), (284, 300685), (308, 277255), (355, 240548), (385, 221804), (484, 176435), (497, 171820), (605, 141148), (710, 120274), (770, 110902), (781, 109340), (847, 100820), (994, 85910), (1210, 70574), (1420, 60137), (1540, 55451), (1562, 54670), (1694, 50410), (1988, 42955), (2420, 35287), (2485, 34364), (3124, 27335), (3388, 25205), (3905, 21868), (4235, 20164), (4970, 17182), (5041, 16940), (5467, 15620), (7810, 10934), (8470, 10082), (8591, 9940)]