80995908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^2\times {\mathrm{277}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 220505152

約数和(自身を除く): 139509244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 84, 118, 177, 236, 277, 354, 413, 554, 708, 826, 831, 1108, 1239, 1652, 1662, 1939, 2478, 3324, 3481, 3878, 4956, 5817, 6962, 7756, 10443, 11634, 13924, 16343, 20886, 23268, 24367, 32686, 41772, 48734, 49029, 65372, 73101, 97468, 98058, 114401, 146202, 196116, 228802, 292404, 343203, 457604, 686406, 964237, 1372812, 1928474, 2892711, 3856948, 5785422, 6749659, 11570844, 13499318, 20248977, 26998636, 40497954, 80995908]

約数ペア:

[(1, 80995908), (2, 40497954), (3, 26998636), (4, 20248977), (6, 13499318), (7, 11570844), (12, 6749659), (14, 5785422), (21, 3856948), (28, 2892711), (42, 1928474), (59, 1372812), (84, 964237), (118, 686406), (177, 457604), (236, 343203), (277, 292404), (354, 228802), (413, 196116), (554, 146202), (708, 114401), (826, 98058), (831, 97468), (1108, 73101), (1239, 65372), (1652, 49029), (1662, 48734), (1939, 41772), (2478, 32686), (3324, 24367), (3481, 23268), (3878, 20886), (4956, 16343), (5817, 13924), (6962, 11634), (7756, 10443)]