51228840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32839}}^1$

素因数の和:32866

約数の個数: 64

約数和(自身を含む): 165513600

約数和(自身を除く): 114284760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 32839, 65678, 98517, 131356, 164195, 197034, 262712, 328390, 394068, 426907, 492585, 656780, 788136, 853814, 985170, 1280721, 1313560, 1707628, 1970340, 2134535, 2561442, 3415256, 3940680, 4269070, 5122884, 6403605, 8538140, 10245768, 12807210, 17076280, 25614420, 51228840]

約数ペア:

[(1, 51228840), (2, 25614420), (3, 17076280), (4, 12807210), (5, 10245768), (6, 8538140), (8, 6403605), (10, 5122884), (12, 4269070), (13, 3940680), (15, 3415256), (20, 2561442), (24, 2134535), (26, 1970340), (30, 1707628), (39, 1313560), (40, 1280721), (52, 985170), (60, 853814), (65, 788136), (78, 656780), (104, 492585), (120, 426907), (130, 394068), (156, 328390), (195, 262712), (260, 197034), (312, 164195), (390, 131356), (520, 98517), (780, 65678), (1560, 32839)]