38290425

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 67043328

約数和(自身を除く): 28752903

約数列:

[1, 3, 5, 15, 25, 31, 43, 75, 93, 129, 155, 215, 383, 465, 645, 775, 1075, 1149, 1333, 1915, 2325, 3225, 3999, 5745, 6665, 9575, 11873, 16469, 19995, 28725, 33325, 35619, 49407, 59365, 82345, 99975, 178095, 247035, 296825, 411725, 510539, 890475, 1235175, 1531617, 2552695, 7658085, 12763475, 38290425]

約数ペア:

[(1, 38290425), (3, 12763475), (5, 7658085), (15, 2552695), (25, 1531617), (31, 1235175), (43, 890475), (75, 510539), (93, 411725), (129, 296825), (155, 247035), (215, 178095), (383, 99975), (465, 82345), (645, 59365), (775, 49407), (1075, 35619), (1149, 33325), (1333, 28725), (1915, 19995), (2325, 16469), (3225, 11873), (3999, 9575), (5745, 6665)]