25460520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{641}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 76731840

約数和(自身を除く): 51271320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 641, 662, 993, 1282, 1324, 1655, 1923, 1986, 2564, 2648, 3205, 3310, 3846, 3972, 4965, 5128, 6410, 6620, 7692, 7944, 9615, 9930, 12820, 13240, 15384, 19230, 19860, 25640, 38460, 39720, 76920, 212171, 424342, 636513, 848684, 1060855, 1273026, 1697368, 2121710, 2546052, 3182565, 4243420, 5092104, 6365130, 8486840, 12730260, 25460520]

約数ペア:

[(1, 25460520), (2, 12730260), (3, 8486840), (4, 6365130), (5, 5092104), (6, 4243420), (8, 3182565), (10, 2546052), (12, 2121710), (15, 1697368), (20, 1273026), (24, 1060855), (30, 848684), (40, 636513), (60, 424342), (120, 212171), (331, 76920), (641, 39720), (662, 38460), (993, 25640), (1282, 19860), (1324, 19230), (1655, 15384), (1923, 13240), (1986, 12820), (2564, 9930), (2648, 9615), (3205, 7944), (3310, 7692), (3846, 6620), (3972, 6410), (4965, 5128)]