83987960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{587}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 223216560

約数和(自身を除く): 139228600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 584, 587, 730, 980, 1022, 1174, 1460, 1960, 2044, 2348, 2555, 2920, 2935, 3577, 4088, 4109, 4696, 5110, 5870, 7154, 8218, 10220, 11740, 14308, 16436, 17885, 20440, 20545, 23480, 28616, 28763, 32872, 35770, 41090, 42851, 57526, 71540, 82180, 85702, 115052, 143080, 143815, 164360, 171404, 214255, 230104, 287630, 299957, 342808, 428510, 575260, 599914, 857020, 1150520, 1199828, 1499785, 1714040, 2099699, 2399656, 2999570, 4199398, 5999140, 8398796, 10498495, 11998280, 16797592, 20996990, 41993980, 83987960]

約数ペア:

[(1, 83987960), (2, 41993980), (4, 20996990), (5, 16797592), (7, 11998280), (8, 10498495), (10, 8398796), (14, 5999140), (20, 4199398), (28, 2999570), (35, 2399656), (40, 2099699), (49, 1714040), (56, 1499785), (70, 1199828), (73, 1150520), (98, 857020), (140, 599914), (146, 575260), (196, 428510), (245, 342808), (280, 299957), (292, 287630), (365, 230104), (392, 214255), (490, 171404), (511, 164360), (584, 143815), (587, 143080), (730, 115052), (980, 85702), (1022, 82180), (1174, 71540), (1460, 57526), (1960, 42851), (2044, 41090), (2348, 35770), (2555, 32872), (2920, 28763), (2935, 28616), (3577, 23480), (4088, 20545), (4109, 20440), (4696, 17885), (5110, 16436), (5870, 14308), (7154, 11740), (8218, 10220)]