38878125

素因数分解:

$3^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 96

約数和(自身を含む): 78744960

約数和(自身を除く): 39866835

約数列:

[1, 3, 5, 11, 13, 15, 25, 29, 33, 39, 55, 65, 75, 87, 125, 143, 145, 165, 195, 275, 319, 325, 375, 377, 429, 435, 625, 715, 725, 825, 957, 975, 1131, 1375, 1595, 1625, 1875, 1885, 2145, 2175, 3125, 3575, 3625, 4125, 4147, 4785, 4875, 5655, 6875, 7975, 8125, 9375, 9425, 10725, 10875, 12441, 17875, 18125, 20625, 20735, 23925, 24375, 28275, 34375, 39875, 40625, 47125, 53625, 54375, 62205, 89375, 90625, 103125, 103675, 119625, 121875, 141375, 199375, 235625, 268125, 271875, 311025, 446875, 518375, 598125, 706875, 996875, 1178125, 1340625, 1555125, 2591875, 2990625, 3534375, 7775625, 12959375, 38878125]

約数ペア:

[(1, 38878125), (3, 12959375), (5, 7775625), (11, 3534375), (13, 2990625), (15, 2591875), (25, 1555125), (29, 1340625), (33, 1178125), (39, 996875), (55, 706875), (65, 598125), (75, 518375), (87, 446875), (125, 311025), (143, 271875), (145, 268125), (165, 235625), (195, 199375), (275, 141375), (319, 121875), (325, 119625), (375, 103675), (377, 103125), (429, 90625), (435, 89375), (625, 62205), (715, 54375), (725, 53625), (825, 47125), (957, 40625), (975, 39875), (1131, 34375), (1375, 28275), (1595, 24375), (1625, 23925), (1875, 20735), (1885, 20625), (2145, 18125), (2175, 17875), (3125, 12441), (3575, 10875), (3625, 10725), (4125, 9425), (4147, 9375), (4785, 8125), (4875, 7975), (5655, 6875)]