156833480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 361549440

約数和(自身を除く): 204715960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 97, 166, 194, 332, 388, 415, 485, 487, 664, 776, 830, 970, 974, 1660, 1940, 1948, 2435, 3320, 3880, 3896, 4870, 8051, 9740, 16102, 19480, 32204, 40255, 40421, 47239, 64408, 80510, 80842, 94478, 161020, 161684, 188956, 202105, 236195, 322040, 323368, 377912, 404210, 472390, 808420, 944780, 1616840, 1889560, 3920837, 7841674, 15683348, 19604185, 31366696, 39208370, 78416740, 156833480]

約数ペア:

[(1, 156833480), (2, 78416740), (4, 39208370), (5, 31366696), (8, 19604185), (10, 15683348), (20, 7841674), (40, 3920837), (83, 1889560), (97, 1616840), (166, 944780), (194, 808420), (332, 472390), (388, 404210), (415, 377912), (485, 323368), (487, 322040), (664, 236195), (776, 202105), (830, 188956), (970, 161684), (974, 161020), (1660, 94478), (1940, 80842), (1948, 80510), (2435, 64408), (3320, 47239), (3880, 40421), (3896, 40255), (4870, 32204), (8051, 19480), (9740, 16102)]