72529880

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 168631200

約数和(自身を除く): 96101320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 73, 118, 146, 236, 292, 295, 365, 421, 472, 584, 590, 730, 842, 1180, 1460, 1684, 2105, 2360, 2920, 3368, 4210, 4307, 8420, 8614, 16840, 17228, 21535, 24839, 30733, 34456, 43070, 49678, 61466, 86140, 99356, 122932, 124195, 153665, 172280, 198712, 245864, 248390, 307330, 496780, 614660, 993560, 1229320, 1813247, 3626494, 7252988, 9066235, 14505976, 18132470, 36264940, 72529880]

約数ペア:

[(1, 72529880), (2, 36264940), (4, 18132470), (5, 14505976), (8, 9066235), (10, 7252988), (20, 3626494), (40, 1813247), (59, 1229320), (73, 993560), (118, 614660), (146, 496780), (236, 307330), (292, 248390), (295, 245864), (365, 198712), (421, 172280), (472, 153665), (584, 124195), (590, 122932), (730, 99356), (842, 86140), (1180, 61466), (1460, 49678), (1684, 43070), (2105, 34456), (2360, 30733), (2920, 24839), (3368, 21535), (4210, 17228), (4307, 16840), (8420, 8614)]