25234740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:479

約数の個数: 120

約数和(自身を含む): 81494952

約数和(自身を除く): 56260212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 270, 324, 333, 370, 405, 421, 444, 540, 555, 666, 740, 810, 842, 999, 1110, 1263, 1332, 1620, 1665, 1684, 1998, 2105, 2220, 2526, 2997, 3330, 3789, 3996, 4210, 4995, 5052, 5994, 6315, 6660, 7578, 8420, 9990, 11367, 11988, 12630, 14985, 15156, 15577, 18945, 19980, 22734, 25260, 29970, 31154, 34101, 37890, 45468, 46731, 56835, 59940, 62308, 68202, 75780, 77885, 93462, 113670, 136404, 140193, 155770, 170505, 186924, 227340, 233655, 280386, 311540, 341010, 420579, 467310, 560772, 682020, 700965, 841158, 934620, 1261737, 1401930, 1682316, 2102895, 2523474, 2803860, 4205790, 5046948, 6308685, 8411580, 12617370, 25234740]

約数ペア:

[(1, 25234740), (2, 12617370), (3, 8411580), (4, 6308685), (5, 5046948), (6, 4205790), (9, 2803860), (10, 2523474), (12, 2102895), (15, 1682316), (18, 1401930), (20, 1261737), (27, 934620), (30, 841158), (36, 700965), (37, 682020), (45, 560772), (54, 467310), (60, 420579), (74, 341010), (81, 311540), (90, 280386), (108, 233655), (111, 227340), (135, 186924), (148, 170505), (162, 155770), (180, 140193), (185, 136404), (222, 113670), (270, 93462), (324, 77885), (333, 75780), (370, 68202), (405, 62308), (421, 59940), (444, 56835), (540, 46731), (555, 45468), (666, 37890), (740, 34101), (810, 31154), (842, 29970), (999, 25260), (1110, 22734), (1263, 19980), (1332, 18945), (1620, 15577), (1665, 15156), (1684, 14985), (1998, 12630), (2105, 11988), (2220, 11367), (2526, 9990), (2997, 8420), (3330, 7578), (3789, 6660), (3996, 6315), (4210, 5994), (4995, 5052)]