72422975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 102850560

約数和(自身を除く): 30427585

約数列:

[1, 5, 17, 23, 25, 31, 85, 115, 155, 239, 391, 425, 527, 575, 713, 775, 1195, 1955, 2635, 3565, 4063, 5497, 5975, 7409, 9775, 12121, 13175, 17825, 20315, 27485, 37045, 60605, 93449, 101575, 125953, 137425, 170407, 185225, 303025, 467245, 629765, 852035, 2336225, 2896919, 3148825, 4260175, 14484595, 72422975]

約数ペア:

[(1, 72422975), (5, 14484595), (17, 4260175), (23, 3148825), (25, 2896919), (31, 2336225), (85, 852035), (115, 629765), (155, 467245), (239, 303025), (391, 185225), (425, 170407), (527, 137425), (575, 125953), (713, 101575), (775, 93449), (1195, 60605), (1955, 37045), (2635, 27485), (3565, 20315), (4063, 17825), (5497, 13175), (5975, 12121), (7409, 9775)]