30255550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 61402320

約数和(自身を除く): 31146770

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 130, 178, 325, 445, 523, 650, 890, 1046, 1157, 2225, 2314, 2615, 4450, 5230, 5785, 6799, 11570, 13075, 13598, 26150, 28925, 33995, 46547, 57850, 67990, 93094, 169975, 232735, 339950, 465470, 605111, 1163675, 1210222, 2327350, 3025555, 6051110, 15127775, 30255550]

約数ペア:

[(1, 30255550), (2, 15127775), (5, 6051110), (10, 3025555), (13, 2327350), (25, 1210222), (26, 1163675), (50, 605111), (65, 465470), (89, 339950), (130, 232735), (178, 169975), (325, 93094), (445, 67990), (523, 57850), (650, 46547), (890, 33995), (1046, 28925), (1157, 26150), (2225, 13598), (2314, 13075), (2615, 11570), (4450, 6799), (5230, 5785)]