68717240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59239}}^1$

素因数の和:59279

約数の個数: 32

約数和(自身を含む): 159948000

約数和(自身を除く): 91230760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 59239, 118478, 236956, 296195, 473912, 592390, 1184780, 1717931, 2369560, 3435862, 6871724, 8589655, 13743448, 17179310, 34358620, 68717240]

約数ペア:

[(1, 68717240), (2, 34358620), (4, 17179310), (5, 13743448), (8, 8589655), (10, 6871724), (20, 3435862), (29, 2369560), (40, 1717931), (58, 1184780), (116, 592390), (145, 473912), (232, 296195), (290, 236956), (580, 118478), (1160, 59239)]