86825960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166973}}^1$

素因数の和:166997

約数の個数: 32

約数和(自身を含む): 210387240

約数和(自身を除く): 123561280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 166973, 333946, 667892, 834865, 1335784, 1669730, 2170649, 3339460, 4341298, 6678920, 8682596, 10853245, 17365192, 21706490, 43412980, 86825960]

約数ペア:

[(1, 86825960), (2, 43412980), (4, 21706490), (5, 17365192), (8, 10853245), (10, 8682596), (13, 6678920), (20, 4341298), (26, 3339460), (40, 2170649), (52, 1669730), (65, 1335784), (104, 834865), (130, 667892), (260, 333946), (520, 166973)]