8045494480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3244151}}^1$

素因数の和:3244195

約数の個数: 40

約数和(自身を含む): 19309192704

約数和(自身を除く): 11263698224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3244151, 6488302, 12976604, 16220755, 25953208, 32441510, 51906416, 64883020, 100568681, 129766040, 201137362, 259532080, 402274724, 502843405, 804549448, 1005686810, 1609098896, 2011373620, 4022747240, 8045494480]

約数ペア:

[(1, 8045494480), (2, 4022747240), (4, 2011373620), (5, 1609098896), (8, 1005686810), (10, 804549448), (16, 502843405), (20, 402274724), (31, 259532080), (40, 201137362), (62, 129766040), (80, 100568681), (124, 64883020), (155, 51906416), (248, 32441510), (310, 25953208), (496, 16220755), (620, 12976604), (1240, 6488302), (2480, 3244151)]