65980850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1223}}^1$

素因数の和:1331

約数の個数: 48

約数和(自身を含む): 133866432

約数和(自身を除く): 67885582

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 83, 130, 166, 325, 415, 650, 830, 1079, 1223, 2075, 2158, 2446, 4150, 5395, 6115, 10790, 12230, 15899, 26975, 30575, 31798, 53950, 61150, 79495, 101509, 158990, 203018, 397475, 507545, 794950, 1015090, 1319617, 2537725, 2639234, 5075450, 6598085, 13196170, 32990425, 65980850]

約数ペア:

[(1, 65980850), (2, 32990425), (5, 13196170), (10, 6598085), (13, 5075450), (25, 2639234), (26, 2537725), (50, 1319617), (65, 1015090), (83, 794950), (130, 507545), (166, 397475), (325, 203018), (415, 158990), (650, 101509), (830, 79495), (1079, 61150), (1223, 53950), (2075, 31798), (2158, 30575), (2446, 26975), (4150, 15899), (5395, 12230), (6115, 10790)]