86429980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{281}}^1$

素因数の和:336

約数の個数: 96

約数和(自身を含む): 225509760

約数和(自身を除く): 139079780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 281, 338, 364, 455, 562, 676, 845, 910, 1124, 1183, 1405, 1690, 1820, 1967, 2197, 2366, 2810, 3380, 3653, 3934, 4394, 4732, 5620, 5915, 7306, 7868, 8788, 9835, 10985, 11830, 14612, 15379, 18265, 19670, 21970, 23660, 25571, 30758, 36530, 39340, 43940, 47489, 51142, 61516, 73060, 76895, 94978, 102284, 127855, 153790, 189956, 237445, 255710, 307580, 332423, 474890, 511420, 617357, 664846, 949780, 1234714, 1329692, 1662115, 2469428, 3086785, 3324230, 4321499, 6173570, 6648460, 8642998, 12347140, 17285996, 21607495, 43214990, 86429980]

約数ペア:

[(1, 86429980), (2, 43214990), (4, 21607495), (5, 17285996), (7, 12347140), (10, 8642998), (13, 6648460), (14, 6173570), (20, 4321499), (26, 3324230), (28, 3086785), (35, 2469428), (52, 1662115), (65, 1329692), (70, 1234714), (91, 949780), (130, 664846), (140, 617357), (169, 511420), (182, 474890), (260, 332423), (281, 307580), (338, 255710), (364, 237445), (455, 189956), (562, 153790), (676, 127855), (845, 102284), (910, 94978), (1124, 76895), (1183, 73060), (1405, 61516), (1690, 51142), (1820, 47489), (1967, 43940), (2197, 39340), (2366, 36530), (2810, 30758), (3380, 25571), (3653, 23660), (3934, 21970), (4394, 19670), (4732, 18265), (5620, 15379), (5915, 14612), (7306, 11830), (7868, 10985), (8788, 9835)]