51702440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 124286400

約数和(自身を除く): 72583960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 139, 170, 278, 340, 547, 556, 680, 695, 1094, 1112, 1390, 2188, 2363, 2735, 2780, 4376, 4726, 5470, 5560, 9299, 9452, 10940, 11815, 18598, 18904, 21880, 23630, 37196, 46495, 47260, 74392, 76033, 92990, 94520, 152066, 185980, 304132, 371960, 380165, 608264, 760330, 1292561, 1520660, 2585122, 3041320, 5170244, 6462805, 10340488, 12925610, 25851220, 51702440]

約数ペア:

[(1, 51702440), (2, 25851220), (4, 12925610), (5, 10340488), (8, 6462805), (10, 5170244), (17, 3041320), (20, 2585122), (34, 1520660), (40, 1292561), (68, 760330), (85, 608264), (136, 380165), (139, 371960), (170, 304132), (278, 185980), (340, 152066), (547, 94520), (556, 92990), (680, 76033), (695, 74392), (1094, 47260), (1112, 46495), (1390, 37196), (2188, 23630), (2363, 21880), (2735, 18904), (2780, 18598), (4376, 11815), (4726, 10940), (5470, 9452), (5560, 9299)]