68923270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2399}}^1$

素因数の和:2449

約数の個数: 48

約数和(自身を含む): 142300800

約数和(自身を除く): 73377530

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 845, 1105, 1690, 2210, 2399, 2873, 4798, 5746, 11995, 14365, 23990, 28730, 31187, 40783, 62374, 81566, 155935, 203915, 311870, 405431, 407830, 530179, 810862, 1060358, 2027155, 2650895, 4054310, 5301790, 6892327, 13784654, 34461635, 68923270]

約数ペア:

[(1, 68923270), (2, 34461635), (5, 13784654), (10, 6892327), (13, 5301790), (17, 4054310), (26, 2650895), (34, 2027155), (65, 1060358), (85, 810862), (130, 530179), (169, 407830), (170, 405431), (221, 311870), (338, 203915), (442, 155935), (845, 81566), (1105, 62374), (1690, 40783), (2210, 31187), (2399, 28730), (2873, 23990), (4798, 14365), (5746, 11995)]