312830375

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 96

約数和(自身を含む): 485669184

約数和(自身を除く): 172838809

約数列:

[1, 5, 11, 13, 25, 37, 43, 55, 65, 121, 125, 143, 185, 215, 275, 325, 407, 473, 481, 559, 605, 715, 925, 1075, 1375, 1573, 1591, 1625, 2035, 2365, 2405, 2795, 3025, 3575, 4477, 4625, 5203, 5291, 5375, 6149, 7865, 7955, 10175, 11825, 12025, 13975, 15125, 17501, 17875, 20683, 22385, 26015, 26455, 30745, 39325, 39775, 50875, 58201, 59125, 60125, 67639, 69875, 87505, 103415, 111925, 130075, 132275, 153725, 192511, 196625, 198875, 227513, 291005, 338195, 437525, 517075, 559625, 650375, 661375, 768625, 962555, 1137565, 1455025, 1690975, 2187625, 2502643, 2585375, 4812775, 5687825, 7275125, 8454875, 12513215, 24063875, 28439125, 62566075, 312830375]

約数ペア:

[(1, 312830375), (5, 62566075), (11, 28439125), (13, 24063875), (25, 12513215), (37, 8454875), (43, 7275125), (55, 5687825), (65, 4812775), (121, 2585375), (125, 2502643), (143, 2187625), (185, 1690975), (215, 1455025), (275, 1137565), (325, 962555), (407, 768625), (473, 661375), (481, 650375), (559, 559625), (605, 517075), (715, 437525), (925, 338195), (1075, 291005), (1375, 227513), (1573, 198875), (1591, 196625), (1625, 192511), (2035, 153725), (2365, 132275), (2405, 130075), (2795, 111925), (3025, 103415), (3575, 87505), (4477, 69875), (4625, 67639), (5203, 60125), (5291, 59125), (5375, 58201), (6149, 50875), (7865, 39775), (7955, 39325), (10175, 30745), (11825, 26455), (12025, 26015), (13975, 22385), (15125, 20683), (17501, 17875)]