8731150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 17284608

約数和(自身を除く): 8553458

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 62, 86, 131, 155, 215, 262, 310, 430, 655, 775, 1075, 1310, 1333, 1550, 2150, 2666, 3275, 4061, 5633, 6550, 6665, 8122, 11266, 13330, 20305, 28165, 33325, 40610, 56330, 66650, 101525, 140825, 174623, 203050, 281650, 349246, 873115, 1746230, 4365575, 8731150]

約数ペア:

[(1, 8731150), (2, 4365575), (5, 1746230), (10, 873115), (25, 349246), (31, 281650), (43, 203050), (50, 174623), (62, 140825), (86, 101525), (131, 66650), (155, 56330), (215, 40610), (262, 33325), (310, 28165), (430, 20305), (655, 13330), (775, 11266), (1075, 8122), (1310, 6665), (1333, 6550), (1550, 5633), (2150, 4061), (2666, 3275)]