42721472560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{775063}}^1$

素因数の和:775142

約数の個数: 80

約数和(自身を含む): 108986399424

約数和(自身を除く): 66264926864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 4240, 5512, 6890, 11024, 13780, 27560, 55120, 775063, 1550126, 3100252, 3875315, 6200504, 7750630, 10075819, 12401008, 15501260, 20151638, 31002520, 40303276, 41078339, 50379095, 62005040, 80606552, 82156678, 100758190, 161213104, 164313356, 201516380, 205391695, 328626712, 403032760, 410783390, 534018407, 657253424, 806065520, 821566780, 1068036814, 1643133560, 2136073628, 2670092035, 3286267120, 4272147256, 5340184070, 8544294512, 10680368140, 21360736280, 42721472560]

約数ペア:

[(1, 42721472560), (2, 21360736280), (4, 10680368140), (5, 8544294512), (8, 5340184070), (10, 4272147256), (13, 3286267120), (16, 2670092035), (20, 2136073628), (26, 1643133560), (40, 1068036814), (52, 821566780), (53, 806065520), (65, 657253424), (80, 534018407), (104, 410783390), (106, 403032760), (130, 328626712), (208, 205391695), (212, 201516380), (260, 164313356), (265, 161213104), (424, 100758190), (520, 82156678), (530, 80606552), (689, 62005040), (848, 50379095), (1040, 41078339), (1060, 40303276), (1378, 31002520), (2120, 20151638), (2756, 15501260), (3445, 12401008), (4240, 10075819), (5512, 7750630), (6890, 6200504), (11024, 3875315), (13780, 3100252), (27560, 1550126), (55120, 775063)]