66680240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{75773}}^1$

素因数の和:75797

約数の個数: 40

約数和(自身を含む): 169127568

約数和(自身を除く): 102447328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 75773, 151546, 303092, 378865, 606184, 757730, 833503, 1212368, 1515460, 1667006, 3030920, 3334012, 4167515, 6061840, 6668024, 8335030, 13336048, 16670060, 33340120, 66680240]

約数ペア:

[(1, 66680240), (2, 33340120), (4, 16670060), (5, 13336048), (8, 8335030), (10, 6668024), (11, 6061840), (16, 4167515), (20, 3334012), (22, 3030920), (40, 1667006), (44, 1515460), (55, 1212368), (80, 833503), (88, 757730), (110, 606184), (176, 378865), (220, 303092), (440, 151546), (880, 75773)]