121873125

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:364

約数の個数: 80

約数和(自身を含む): 233925120

約数和(自身を除く): 112051995

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 125, 165, 209, 275, 285, 311, 375, 475, 625, 627, 825, 933, 1045, 1375, 1425, 1555, 1875, 2375, 3135, 3421, 4125, 4665, 5225, 5909, 6875, 7125, 7775, 10263, 11875, 15675, 17105, 17727, 20625, 23325, 26125, 29545, 35625, 38875, 51315, 64999, 78375, 85525, 88635, 116625, 130625, 147725, 194375, 194997, 256575, 324995, 391875, 427625, 443175, 583125, 738625, 974985, 1282875, 1624975, 2138125, 2215875, 3693125, 4874925, 6414375, 8124875, 11079375, 24374625, 40624375, 121873125]

約数ペア:

[(1, 121873125), (3, 40624375), (5, 24374625), (11, 11079375), (15, 8124875), (19, 6414375), (25, 4874925), (33, 3693125), (55, 2215875), (57, 2138125), (75, 1624975), (95, 1282875), (125, 974985), (165, 738625), (209, 583125), (275, 443175), (285, 427625), (311, 391875), (375, 324995), (475, 256575), (625, 194997), (627, 194375), (825, 147725), (933, 130625), (1045, 116625), (1375, 88635), (1425, 85525), (1555, 78375), (1875, 64999), (2375, 51315), (3135, 38875), (3421, 35625), (4125, 29545), (4665, 26125), (5225, 23325), (5909, 20625), (6875, 17727), (7125, 17105), (7775, 15675), (10263, 11875)]