91681520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3089}}^1$

素因数の和:3162

約数の個数: 80

約数和(自身を含む): 248287680

約数和(自身を除く): 156606160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2968, 3089, 3710, 4240, 5936, 6178, 7420, 12356, 14840, 15445, 21623, 24712, 29680, 30890, 43246, 49424, 61780, 86492, 108115, 123560, 163717, 172984, 216230, 247120, 327434, 345968, 432460, 654868, 818585, 864920, 1146019, 1309736, 1637170, 1729840, 2292038, 2619472, 3274340, 4584076, 5730095, 6548680, 9168152, 11460190, 13097360, 18336304, 22920380, 45840760, 91681520]

約数ペア:

[(1, 91681520), (2, 45840760), (4, 22920380), (5, 18336304), (7, 13097360), (8, 11460190), (10, 9168152), (14, 6548680), (16, 5730095), (20, 4584076), (28, 3274340), (35, 2619472), (40, 2292038), (53, 1729840), (56, 1637170), (70, 1309736), (80, 1146019), (106, 864920), (112, 818585), (140, 654868), (212, 432460), (265, 345968), (280, 327434), (371, 247120), (424, 216230), (530, 172984), (560, 163717), (742, 123560), (848, 108115), (1060, 86492), (1484, 61780), (1855, 49424), (2120, 43246), (2968, 30890), (3089, 29680), (3710, 24712), (4240, 21623), (5936, 15445), (6178, 14840), (7420, 12356)]