68318240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25117}}^1$

素因数の和:25149

約数の個数: 48

約数和(自身を含む): 170902872

約数和(自身を除く): 102584632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 25117, 50234, 100468, 125585, 200936, 251170, 401872, 426989, 502340, 803744, 853978, 1004680, 1707956, 2009360, 2134945, 3415912, 4018720, 4269890, 6831824, 8539780, 13663648, 17079560, 34159120, 68318240]

約数ペア:

[(1, 68318240), (2, 34159120), (4, 17079560), (5, 13663648), (8, 8539780), (10, 6831824), (16, 4269890), (17, 4018720), (20, 3415912), (32, 2134945), (34, 2009360), (40, 1707956), (68, 1004680), (80, 853978), (85, 803744), (136, 502340), (160, 426989), (170, 401872), (272, 251170), (340, 200936), (544, 125585), (680, 100468), (1360, 50234), (2720, 25117)]