65784320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{3671}}^1$

素因数の和:3701

約数の個数: 80

約数和(自身を含む): 180309888

約数和(自身を除く): 114525568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 3671, 4480, 7342, 8960, 14684, 17920, 18355, 25697, 29368, 36710, 51394, 58736, 73420, 102788, 117472, 128485, 146840, 205576, 234944, 256970, 293680, 411152, 469888, 513940, 587360, 822304, 939776, 1027880, 1174720, 1644608, 1879552, 2055760, 2349440, 3289216, 4111520, 4698880, 6578432, 8223040, 9397760, 13156864, 16446080, 32892160, 65784320]

約数ペア:

[(1, 65784320), (2, 32892160), (4, 16446080), (5, 13156864), (7, 9397760), (8, 8223040), (10, 6578432), (14, 4698880), (16, 4111520), (20, 3289216), (28, 2349440), (32, 2055760), (35, 1879552), (40, 1644608), (56, 1174720), (64, 1027880), (70, 939776), (80, 822304), (112, 587360), (128, 513940), (140, 469888), (160, 411152), (224, 293680), (256, 256970), (280, 234944), (320, 205576), (448, 146840), (512, 128485), (560, 117472), (640, 102788), (896, 73420), (1120, 58736), (1280, 51394), (1792, 36710), (2240, 29368), (2560, 25697), (3584, 18355), (3671, 17920), (4480, 14684), (7342, 8960)]