855017870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{3517}}^1$

素因数の和:3705

約数の個数: 64

約数和(自身を含む): 1848047616

約数和(自身を除く): 993029746

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 151, 161, 230, 302, 322, 755, 805, 1057, 1510, 1610, 2114, 3473, 3517, 5285, 6946, 7034, 10570, 17365, 17585, 24311, 24619, 34730, 35170, 48622, 49238, 80891, 121555, 123095, 161782, 243110, 246190, 404455, 531067, 566237, 808910, 1062134, 1132474, 2655335, 2831185, 3717469, 5310670, 5662370, 7434938, 12214541, 18587345, 24429082, 37174690, 61072705, 85501787, 122145410, 171003574, 427508935, 855017870]

約数ペア:

[(1, 855017870), (2, 427508935), (5, 171003574), (7, 122145410), (10, 85501787), (14, 61072705), (23, 37174690), (35, 24429082), (46, 18587345), (70, 12214541), (115, 7434938), (151, 5662370), (161, 5310670), (230, 3717469), (302, 2831185), (322, 2655335), (755, 1132474), (805, 1062134), (1057, 808910), (1510, 566237), (1610, 531067), (2114, 404455), (3473, 246190), (3517, 243110), (5285, 161782), (6946, 123095), (7034, 121555), (10570, 80891), (17365, 49238), (17585, 48622), (24311, 35170), (24619, 34730)]