222170625

素因数分解:

$3^2\times 5^4\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:464

約数の個数: 60

約数和(自身を含む): 405470208

約数和(自身を除く): 183299583

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 127, 225, 311, 375, 381, 625, 635, 933, 1125, 1143, 1555, 1875, 1905, 2799, 3175, 4665, 5625, 5715, 7775, 9525, 13995, 15875, 23325, 28575, 38875, 39497, 47625, 69975, 79375, 116625, 118491, 142875, 194375, 197485, 238125, 349875, 355473, 583125, 592455, 714375, 987425, 1749375, 1777365, 2962275, 4937125, 8886825, 14811375, 24685625, 44434125, 74056875, 222170625]

約数ペア:

[(1, 222170625), (3, 74056875), (5, 44434125), (9, 24685625), (15, 14811375), (25, 8886825), (45, 4937125), (75, 2962275), (125, 1777365), (127, 1749375), (225, 987425), (311, 714375), (375, 592455), (381, 583125), (625, 355473), (635, 349875), (933, 238125), (1125, 197485), (1143, 194375), (1555, 142875), (1875, 118491), (1905, 116625), (2799, 79375), (3175, 69975), (4665, 47625), (5625, 39497), (5715, 38875), (7775, 28575), (9525, 23325), (13995, 15875)]