81435976

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8783}}^1$

素因数の和:8869

約数の個数: 32

約数和(自身を含む): 163382400

約数和(自身を除く): 81946424

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 8783, 9272, 17566, 35132, 70264, 166877, 333754, 535763, 667508, 1071526, 1335016, 2143052, 4286104, 10179497, 20358994, 40717988, 81435976]

約数ペア:

[(1, 81435976), (2, 40717988), (4, 20358994), (8, 10179497), (19, 4286104), (38, 2143052), (61, 1335016), (76, 1071526), (122, 667508), (152, 535763), (244, 333754), (488, 166877), (1159, 70264), (2318, 35132), (4636, 17566), (8783, 9272)]