68319040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 112

約数和(自身を含む): 172053504

約数和(自身を除く): 103734464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 97, 124, 142, 155, 160, 194, 248, 284, 310, 320, 355, 388, 485, 496, 568, 620, 710, 776, 970, 992, 1136, 1240, 1420, 1552, 1940, 1984, 2201, 2272, 2480, 2840, 3007, 3104, 3880, 4402, 4544, 4960, 5680, 6014, 6208, 6887, 7760, 8804, 9920, 11005, 11360, 12028, 13774, 15035, 15520, 17608, 22010, 22720, 24056, 27548, 30070, 31040, 34435, 35216, 44020, 48112, 55096, 60140, 68870, 70432, 88040, 96224, 110192, 120280, 137740, 140864, 176080, 192448, 213497, 220384, 240560, 275480, 352160, 426994, 440768, 481120, 550960, 704320, 853988, 962240, 1067485, 1101920, 1707976, 2134970, 2203840, 3415952, 4269940, 6831904, 8539880, 13663808, 17079760, 34159520, 68319040]

約数ペア:

[(1, 68319040), (2, 34159520), (4, 17079760), (5, 13663808), (8, 8539880), (10, 6831904), (16, 4269940), (20, 3415952), (31, 2203840), (32, 2134970), (40, 1707976), (62, 1101920), (64, 1067485), (71, 962240), (80, 853988), (97, 704320), (124, 550960), (142, 481120), (155, 440768), (160, 426994), (194, 352160), (248, 275480), (284, 240560), (310, 220384), (320, 213497), (355, 192448), (388, 176080), (485, 140864), (496, 137740), (568, 120280), (620, 110192), (710, 96224), (776, 88040), (970, 70432), (992, 68870), (1136, 60140), (1240, 55096), (1420, 48112), (1552, 44020), (1940, 35216), (1984, 34435), (2201, 31040), (2272, 30070), (2480, 27548), (2840, 24056), (3007, 22720), (3104, 22010), (3880, 17608), (4402, 15520), (4544, 15035), (4960, 13774), (5680, 12028), (6014, 11360), (6208, 11005), (6887, 9920), (7760, 8804)]