238038190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{1697}}^1$

素因数の和:1813

約数の個数: 48

約数和(自身を含む): 469829808

約数和(自身を除く): 231791618

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 169, 338, 415, 830, 845, 1079, 1690, 1697, 2158, 3394, 5395, 8485, 10790, 14027, 16970, 22061, 28054, 44122, 70135, 110305, 140270, 140851, 220610, 281702, 286793, 573586, 704255, 1408510, 1433965, 1831063, 2867930, 3662126, 9155315, 18310630, 23803819, 47607638, 119019095, 238038190]

約数ペア:

[(1, 238038190), (2, 119019095), (5, 47607638), (10, 23803819), (13, 18310630), (26, 9155315), (65, 3662126), (83, 2867930), (130, 1831063), (166, 1433965), (169, 1408510), (338, 704255), (415, 573586), (830, 286793), (845, 281702), (1079, 220610), (1690, 140851), (1697, 140270), (2158, 110305), (3394, 70135), (5395, 44122), (8485, 28054), (10790, 22061), (14027, 16970)]