178833460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{8287}}^1$

素因数の和:8392

約数の個数: 48

約数和(自身を含む): 409360896

約数和(自身を除く): 230527436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 8287, 10790, 16574, 21580, 33148, 41435, 82870, 107731, 165740, 215462, 430924, 538655, 687821, 1077310, 1375642, 2154620, 2751284, 3439105, 6878210, 8941673, 13756420, 17883346, 35766692, 44708365, 89416730, 178833460]

約数ペア:

[(1, 178833460), (2, 89416730), (4, 44708365), (5, 35766692), (10, 17883346), (13, 13756420), (20, 8941673), (26, 6878210), (52, 3439105), (65, 2751284), (83, 2154620), (130, 1375642), (166, 1077310), (260, 687821), (332, 538655), (415, 430924), (830, 215462), (1079, 165740), (1660, 107731), (2158, 82870), (4316, 41435), (5395, 33148), (8287, 21580), (10790, 16574)]