70429040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:678

約数の個数: 80

約数和(自身を含む): 180095616

約数和(自身を除く): 109666576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 163, 176, 220, 326, 440, 491, 652, 815, 880, 982, 1304, 1630, 1793, 1964, 2455, 2608, 3260, 3586, 3928, 4910, 5401, 6520, 7172, 7856, 8965, 9820, 10802, 13040, 14344, 17930, 19640, 21604, 27005, 28688, 35860, 39280, 43208, 54010, 71720, 80033, 86416, 108020, 143440, 160066, 216040, 320132, 400165, 432080, 640264, 800330, 880363, 1280528, 1600660, 1760726, 3201320, 3521452, 4401815, 6402640, 7042904, 8803630, 14085808, 17607260, 35214520, 70429040]

約数ペア:

[(1, 70429040), (2, 35214520), (4, 17607260), (5, 14085808), (8, 8803630), (10, 7042904), (11, 6402640), (16, 4401815), (20, 3521452), (22, 3201320), (40, 1760726), (44, 1600660), (55, 1280528), (80, 880363), (88, 800330), (110, 640264), (163, 432080), (176, 400165), (220, 320132), (326, 216040), (440, 160066), (491, 143440), (652, 108020), (815, 86416), (880, 80033), (982, 71720), (1304, 54010), (1630, 43208), (1793, 39280), (1964, 35860), (2455, 28688), (2608, 27005), (3260, 21604), (3586, 19640), (3928, 17930), (4910, 14344), (5401, 13040), (6520, 10802), (7172, 9820), (7856, 8965)]