72955840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13411}}^1$

素因数の和:13445

約数の個数: 56

約数和(自身を含む): 183958992

約数和(自身を除く): 111003152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 13411, 26822, 53644, 67055, 107288, 134110, 214576, 227987, 268220, 429152, 455974, 536440, 858304, 911948, 1072880, 1139935, 1823896, 2145760, 2279870, 3647792, 4291520, 4559740, 7295584, 9119480, 14591168, 18238960, 36477920, 72955840]

約数ペア:

[(1, 72955840), (2, 36477920), (4, 18238960), (5, 14591168), (8, 9119480), (10, 7295584), (16, 4559740), (17, 4291520), (20, 3647792), (32, 2279870), (34, 2145760), (40, 1823896), (64, 1139935), (68, 1072880), (80, 911948), (85, 858304), (136, 536440), (160, 455974), (170, 429152), (272, 268220), (320, 227987), (340, 214576), (544, 134110), (680, 107288), (1088, 67055), (1360, 53644), (2720, 26822), (5440, 13411)]