28724500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 74430720

約数和(自身を除く): 45706220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 125, 140, 145, 175, 203, 250, 283, 290, 350, 406, 500, 566, 580, 700, 725, 812, 875, 1015, 1132, 1415, 1450, 1750, 1981, 2030, 2830, 2900, 3500, 3625, 3962, 4060, 5075, 5660, 7075, 7250, 7924, 8207, 9905, 10150, 14150, 14500, 16414, 19810, 20300, 25375, 28300, 32828, 35375, 39620, 41035, 49525, 50750, 57449, 70750, 82070, 99050, 101500, 114898, 141500, 164140, 198100, 205175, 229796, 247625, 287245, 410350, 495250, 574490, 820700, 990500, 1025875, 1148980, 1436225, 2051750, 2872450, 4103500, 5744900, 7181125, 14362250, 28724500]

約数ペア:

[(1, 28724500), (2, 14362250), (4, 7181125), (5, 5744900), (7, 4103500), (10, 2872450), (14, 2051750), (20, 1436225), (25, 1148980), (28, 1025875), (29, 990500), (35, 820700), (50, 574490), (58, 495250), (70, 410350), (100, 287245), (116, 247625), (125, 229796), (140, 205175), (145, 198100), (175, 164140), (203, 141500), (250, 114898), (283, 101500), (290, 99050), (350, 82070), (406, 70750), (500, 57449), (566, 50750), (580, 49525), (700, 41035), (725, 39620), (812, 35375), (875, 32828), (1015, 28300), (1132, 25375), (1415, 20300), (1450, 19810), (1750, 16414), (1981, 14500), (2030, 14150), (2830, 10150), (2900, 9905), (3500, 8207), (3625, 7924), (3962, 7250), (4060, 7075), (5075, 5660)]