259098880

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2851}}^1$

素因数の和:2943

約数の個数: 72

約数和(自身を含む): 629584704

約数和(自身を除く): 370485824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 1136, 1280, 1420, 2272, 2840, 2851, 4544, 5680, 5702, 9088, 11360, 11404, 14255, 18176, 22720, 22808, 28510, 45440, 45616, 57020, 90880, 91232, 114040, 182464, 202421, 228080, 364928, 404842, 456160, 729856, 809684, 912320, 1012105, 1619368, 1824640, 2024210, 3238736, 3649280, 4048420, 6477472, 8096840, 12954944, 16193680, 25909888, 32387360, 51819776, 64774720, 129549440, 259098880]

約数ペア:

[(1, 259098880), (2, 129549440), (4, 64774720), (5, 51819776), (8, 32387360), (10, 25909888), (16, 16193680), (20, 12954944), (32, 8096840), (40, 6477472), (64, 4048420), (71, 3649280), (80, 3238736), (128, 2024210), (142, 1824640), (160, 1619368), (256, 1012105), (284, 912320), (320, 809684), (355, 729856), (568, 456160), (640, 404842), (710, 364928), (1136, 228080), (1280, 202421), (1420, 182464), (2272, 114040), (2840, 91232), (2851, 90880), (4544, 57020), (5680, 45616), (5702, 45440), (9088, 28510), (11360, 22808), (11404, 22720), (14255, 18176)]