80730640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 194737536

約数和(自身を除く): 114006896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 151, 163, 164, 205, 302, 326, 328, 410, 604, 652, 656, 755, 815, 820, 1208, 1304, 1510, 1630, 1640, 2416, 2608, 3020, 3260, 3280, 6040, 6191, 6520, 6683, 12080, 12382, 13040, 13366, 24613, 24764, 26732, 30955, 33415, 49226, 49528, 53464, 61910, 66830, 98452, 99056, 106928, 123065, 123820, 133660, 196904, 246130, 247640, 267320, 393808, 492260, 495280, 534640, 984520, 1009133, 1969040, 2018266, 4036532, 5045665, 8073064, 10091330, 16146128, 20182660, 40365320, 80730640]

約数ペア:

[(1, 80730640), (2, 40365320), (4, 20182660), (5, 16146128), (8, 10091330), (10, 8073064), (16, 5045665), (20, 4036532), (40, 2018266), (41, 1969040), (80, 1009133), (82, 984520), (151, 534640), (163, 495280), (164, 492260), (205, 393808), (302, 267320), (326, 247640), (328, 246130), (410, 196904), (604, 133660), (652, 123820), (656, 123065), (755, 106928), (815, 99056), (820, 98452), (1208, 66830), (1304, 61910), (1510, 53464), (1630, 49528), (1640, 49226), (2416, 33415), (2608, 30955), (3020, 26732), (3260, 24764), (3280, 24613), (6040, 13366), (6191, 13040), (6520, 12382), (6683, 12080)]