65554920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20233}}^1$

素因数の和:20256

約数の個数: 80

約数和(自身を含む): 220348260

約数和(自身を除く): 154793340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 20233, 40466, 60699, 80932, 101165, 121398, 161864, 182097, 202330, 242796, 303495, 364194, 404660, 485592, 546291, 606990, 728388, 809320, 910485, 1092582, 1213980, 1456776, 1638873, 1820970, 2185164, 2427960, 2731455, 3277746, 3641940, 4370328, 5462910, 6555492, 7283880, 8194365, 10925820, 13110984, 16388730, 21851640, 32777460, 65554920]

約数ペア:

[(1, 65554920), (2, 32777460), (3, 21851640), (4, 16388730), (5, 13110984), (6, 10925820), (8, 8194365), (9, 7283880), (10, 6555492), (12, 5462910), (15, 4370328), (18, 3641940), (20, 3277746), (24, 2731455), (27, 2427960), (30, 2185164), (36, 1820970), (40, 1638873), (45, 1456776), (54, 1213980), (60, 1092582), (72, 910485), (81, 809320), (90, 728388), (108, 606990), (120, 546291), (135, 485592), (162, 404660), (180, 364194), (216, 303495), (270, 242796), (324, 202330), (360, 182097), (405, 161864), (540, 121398), (648, 101165), (810, 80932), (1080, 60699), (1620, 40466), (3240, 20233)]