91469440

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1091}}^1$

素因数の和:1241

約数の個数: 64

約数和(自身を含む): 220540320

約数和(自身を除く): 129070880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 1048, 1091, 1310, 2096, 2182, 2620, 4192, 4364, 5240, 5455, 8384, 8728, 10480, 10910, 16768, 17456, 20960, 21820, 34912, 41920, 43640, 69824, 83840, 87280, 139648, 142921, 174560, 285842, 349120, 571684, 698240, 714605, 1143368, 1429210, 2286736, 2858420, 4573472, 5716840, 9146944, 11433680, 18293888, 22867360, 45734720, 91469440]

約数ペア:

[(1, 91469440), (2, 45734720), (4, 22867360), (5, 18293888), (8, 11433680), (10, 9146944), (16, 5716840), (20, 4573472), (32, 2858420), (40, 2286736), (64, 1429210), (80, 1143368), (128, 714605), (131, 698240), (160, 571684), (262, 349120), (320, 285842), (524, 174560), (640, 142921), (655, 139648), (1048, 87280), (1091, 83840), (1310, 69824), (2096, 43640), (2182, 41920), (2620, 34912), (4192, 21820), (4364, 20960), (5240, 17456), (5455, 16768), (8384, 10910), (8728, 10480)]