86871575

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 130277376

約数和(自身を除く): 43405801

約数列:

[1, 5, 7, 23, 25, 35, 113, 115, 161, 175, 191, 565, 575, 791, 805, 955, 1337, 2599, 2825, 3955, 4025, 4393, 4775, 6685, 12995, 18193, 19775, 21583, 21965, 30751, 33425, 64975, 90965, 107915, 109825, 151081, 153755, 454825, 496409, 539575, 755405, 768775, 2482045, 3474863, 3777025, 12410225, 17374315, 86871575]

約数ペア:

[(1, 86871575), (5, 17374315), (7, 12410225), (23, 3777025), (25, 3474863), (35, 2482045), (113, 768775), (115, 755405), (161, 539575), (175, 496409), (191, 454825), (565, 153755), (575, 151081), (791, 109825), (805, 107915), (955, 90965), (1337, 64975), (2599, 33425), (2825, 30751), (3955, 21965), (4025, 21583), (4393, 19775), (4775, 18193), (6685, 12995)]