209637375

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:605

約数の個数: 64

約数和(自身を含む): 371329920

約数和(自身を除く): 161692545

約数列:

[1, 3, 5, 15, 25, 29, 37, 75, 87, 111, 125, 145, 185, 375, 435, 521, 555, 725, 925, 1073, 1563, 2175, 2605, 2775, 3219, 3625, 4625, 5365, 7815, 10875, 13025, 13875, 15109, 16095, 19277, 26825, 39075, 45327, 57831, 65125, 75545, 80475, 96385, 134125, 195375, 226635, 289155, 377725, 402375, 481925, 559033, 1133175, 1445775, 1677099, 1888625, 2409625, 2795165, 5665875, 7228875, 8385495, 13975825, 41927475, 69879125, 209637375]

約数ペア:

[(1, 209637375), (3, 69879125), (5, 41927475), (15, 13975825), (25, 8385495), (29, 7228875), (37, 5665875), (75, 2795165), (87, 2409625), (111, 1888625), (125, 1677099), (145, 1445775), (185, 1133175), (375, 559033), (435, 481925), (521, 402375), (555, 377725), (725, 289155), (925, 226635), (1073, 195375), (1563, 134125), (2175, 96385), (2605, 80475), (2775, 75545), (3219, 65125), (3625, 57831), (4625, 45327), (5365, 39075), (7815, 26825), (10875, 19277), (13025, 16095), (13875, 15109)]