64252160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 180133632

約数和(自身を除く): 115881472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 101, 112, 128, 140, 142, 160, 202, 224, 256, 280, 284, 320, 355, 404, 448, 497, 505, 560, 568, 640, 707, 710, 808, 896, 994, 1010, 1120, 1136, 1280, 1414, 1420, 1616, 1792, 1988, 2020, 2240, 2272, 2485, 2828, 2840, 3232, 3535, 3976, 4040, 4480, 4544, 4970, 5656, 5680, 6464, 7070, 7171, 7952, 8080, 8960, 9088, 9940, 11312, 11360, 12928, 14140, 14342, 15904, 16160, 18176, 19880, 22624, 22720, 25856, 28280, 28684, 31808, 32320, 35855, 39760, 45248, 45440, 50197, 56560, 57368, 63616, 64640, 71710, 79520, 90496, 90880, 100394, 113120, 114736, 127232, 129280, 143420, 159040, 180992, 200788, 226240, 229472, 250985, 286840, 318080, 401576, 452480, 458944, 501970, 573680, 636160, 803152, 904960, 917888, 1003940, 1147360, 1606304, 1835776, 2007880, 2294720, 3212608, 4015760, 4589440, 6425216, 8031520, 9178880, 12850432, 16063040, 32126080, 64252160]

約数ペア:

[(1, 64252160), (2, 32126080), (4, 16063040), (5, 12850432), (7, 9178880), (8, 8031520), (10, 6425216), (14, 4589440), (16, 4015760), (20, 3212608), (28, 2294720), (32, 2007880), (35, 1835776), (40, 1606304), (56, 1147360), (64, 1003940), (70, 917888), (71, 904960), (80, 803152), (101, 636160), (112, 573680), (128, 501970), (140, 458944), (142, 452480), (160, 401576), (202, 318080), (224, 286840), (256, 250985), (280, 229472), (284, 226240), (320, 200788), (355, 180992), (404, 159040), (448, 143420), (497, 129280), (505, 127232), (560, 114736), (568, 113120), (640, 100394), (707, 90880), (710, 90496), (808, 79520), (896, 71710), (994, 64640), (1010, 63616), (1120, 57368), (1136, 56560), (1280, 50197), (1414, 45440), (1420, 45248), (1616, 39760), (1792, 35855), (1988, 32320), (2020, 31808), (2240, 28684), (2272, 28280), (2485, 25856), (2828, 22720), (2840, 22624), (3232, 19880), (3535, 18176), (3976, 16160), (4040, 15904), (4480, 14342), (4544, 14140), (4970, 12928), (5656, 11360), (5680, 11312), (6464, 9940), (7070, 9088), (7171, 8960), (7952, 8080)]