64714240

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1487}}^1$

素因数の和:1527

約数の個数: 80

約数和(自身を含む): 164400192

約数和(自身を除く): 99685952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 1487, 2176, 2560, 2720, 2974, 4352, 5440, 5948, 7435, 8704, 10880, 11896, 14870, 21760, 23792, 25279, 29740, 43520, 47584, 50558, 59480, 95168, 101116, 118960, 126395, 190336, 202232, 237920, 252790, 380672, 404464, 475840, 505580, 761344, 808928, 951680, 1011160, 1617856, 1903360, 2022320, 3235712, 3806720, 4044640, 6471424, 8089280, 12942848, 16178560, 32357120, 64714240]

約数ペア:

[(1, 64714240), (2, 32357120), (4, 16178560), (5, 12942848), (8, 8089280), (10, 6471424), (16, 4044640), (17, 3806720), (20, 3235712), (32, 2022320), (34, 1903360), (40, 1617856), (64, 1011160), (68, 951680), (80, 808928), (85, 761344), (128, 505580), (136, 475840), (160, 404464), (170, 380672), (256, 252790), (272, 237920), (320, 202232), (340, 190336), (512, 126395), (544, 118960), (640, 101116), (680, 95168), (1088, 59480), (1280, 50558), (1360, 47584), (1487, 43520), (2176, 29740), (2560, 25279), (2720, 23792), (2974, 21760), (4352, 14870), (5440, 11896), (5948, 10880), (7435, 8704)]