61644550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 139812480

約数和(自身を除く): 78167930

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 25, 34, 38, 50, 55, 85, 95, 110, 170, 187, 190, 209, 275, 323, 347, 374, 418, 425, 475, 550, 646, 694, 850, 935, 950, 1045, 1615, 1735, 1870, 2090, 3230, 3470, 3553, 3817, 4675, 5225, 5899, 6593, 7106, 7634, 8075, 8675, 9350, 10450, 11798, 13186, 16150, 17350, 17765, 19085, 29495, 32965, 35530, 38170, 58990, 64889, 65930, 72523, 88825, 95425, 112081, 129778, 145046, 147475, 164825, 177650, 190850, 224162, 294950, 324445, 329650, 362615, 560405, 648890, 725230, 1120810, 1232891, 1622225, 1813075, 2465782, 2802025, 3244450, 3626150, 5604050, 6164455, 12328910, 30822275, 61644550]

約数ペア:

[(1, 61644550), (2, 30822275), (5, 12328910), (10, 6164455), (11, 5604050), (17, 3626150), (19, 3244450), (22, 2802025), (25, 2465782), (34, 1813075), (38, 1622225), (50, 1232891), (55, 1120810), (85, 725230), (95, 648890), (110, 560405), (170, 362615), (187, 329650), (190, 324445), (209, 294950), (275, 224162), (323, 190850), (347, 177650), (374, 164825), (418, 147475), (425, 145046), (475, 129778), (550, 112081), (646, 95425), (694, 88825), (850, 72523), (935, 65930), (950, 64889), (1045, 58990), (1615, 38170), (1735, 35530), (1870, 32965), (2090, 29495), (3230, 19085), (3470, 17765), (3553, 17350), (3817, 16150), (4675, 13186), (5225, 11798), (5899, 10450), (6593, 9350), (7106, 8675), (7634, 8075)]