161012264

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 359285760

約数和(自身を除く): 198273496

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 137, 217, 248, 274, 434, 548, 677, 868, 959, 1096, 1354, 1736, 1918, 2708, 3836, 4247, 4739, 5416, 7672, 8494, 9478, 16988, 18956, 20987, 29729, 33976, 37912, 41974, 59458, 83948, 92749, 118916, 146909, 167896, 185498, 237832, 293818, 370996, 587636, 649243, 741992, 1175272, 1298486, 2596972, 2875219, 5193944, 5750438, 11500876, 20126533, 23001752, 40253066, 80506132, 161012264]

約数ペア:

[(1, 161012264), (2, 80506132), (4, 40253066), (7, 23001752), (8, 20126533), (14, 11500876), (28, 5750438), (31, 5193944), (56, 2875219), (62, 2596972), (124, 1298486), (137, 1175272), (217, 741992), (248, 649243), (274, 587636), (434, 370996), (548, 293818), (677, 237832), (868, 185498), (959, 167896), (1096, 146909), (1354, 118916), (1736, 92749), (1918, 83948), (2708, 59458), (3836, 41974), (4247, 37912), (4739, 33976), (5416, 29729), (7672, 20987), (8494, 18956), (9478, 16988)]