90719060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{349}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 196333200

約数和(自身を除く): 105614140

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 317, 349, 410, 634, 698, 820, 1268, 1396, 1585, 1745, 3170, 3490, 6340, 6980, 12997, 14309, 25994, 28618, 51988, 57236, 64985, 71545, 110633, 129970, 143090, 221266, 259940, 286180, 442532, 553165, 1106330, 2212660, 4535953, 9071906, 18143812, 22679765, 45359530, 90719060]

約数ペア:

[(1, 90719060), (2, 45359530), (4, 22679765), (5, 18143812), (10, 9071906), (20, 4535953), (41, 2212660), (82, 1106330), (164, 553165), (205, 442532), (317, 286180), (349, 259940), (410, 221266), (634, 143090), (698, 129970), (820, 110633), (1268, 71545), (1396, 64985), (1585, 57236), (1745, 51988), (3170, 28618), (3490, 25994), (6340, 14309), (6980, 12997)]