86860340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1453}}^1$

素因数の和:1537

約数の個数: 72

約数和(自身を含む): 215814312

約数和(自身を除く): 128953972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1453, 1708, 2135, 2906, 2989, 4270, 5812, 5978, 7265, 8540, 10171, 11956, 14530, 14945, 20342, 29060, 29890, 40684, 50855, 59780, 71197, 88633, 101710, 142394, 177266, 203420, 284788, 354532, 355985, 443165, 620431, 711970, 886330, 1240862, 1423940, 1772660, 2481724, 3102155, 4343017, 6204310, 8686034, 12408620, 17372068, 21715085, 43430170, 86860340]

約数ペア:

[(1, 86860340), (2, 43430170), (4, 21715085), (5, 17372068), (7, 12408620), (10, 8686034), (14, 6204310), (20, 4343017), (28, 3102155), (35, 2481724), (49, 1772660), (61, 1423940), (70, 1240862), (98, 886330), (122, 711970), (140, 620431), (196, 443165), (244, 355985), (245, 354532), (305, 284788), (427, 203420), (490, 177266), (610, 142394), (854, 101710), (980, 88633), (1220, 71197), (1453, 59780), (1708, 50855), (2135, 40684), (2906, 29890), (2989, 29060), (4270, 20342), (5812, 14945), (5978, 14530), (7265, 11956), (8540, 10171)]