31488250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 64696320

約数和(自身を除く): 33208070

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 125, 155, 170, 239, 250, 310, 425, 478, 527, 775, 850, 1054, 1195, 1550, 2125, 2390, 2635, 3875, 4063, 4250, 5270, 5975, 7409, 7750, 8126, 11950, 13175, 14818, 20315, 26350, 29875, 37045, 40630, 59750, 65875, 74090, 101575, 125953, 131750, 185225, 203150, 251906, 370450, 507875, 629765, 926125, 1015750, 1259530, 1852250, 3148825, 6297650, 15744125, 31488250]

約数ペア:

[(1, 31488250), (2, 15744125), (5, 6297650), (10, 3148825), (17, 1852250), (25, 1259530), (31, 1015750), (34, 926125), (50, 629765), (62, 507875), (85, 370450), (125, 251906), (155, 203150), (170, 185225), (239, 131750), (250, 125953), (310, 101575), (425, 74090), (478, 65875), (527, 59750), (775, 40630), (850, 37045), (1054, 29875), (1195, 26350), (1550, 20315), (2125, 14818), (2390, 13175), (2635, 11950), (3875, 8126), (4063, 7750), (4250, 7409), (5270, 5975)]