79169860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 209744640

約数和(自身を除く): 130574780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 101, 110, 140, 154, 202, 220, 308, 385, 404, 505, 509, 707, 770, 1010, 1018, 1111, 1414, 1540, 2020, 2036, 2222, 2545, 2828, 3535, 3563, 4444, 5090, 5555, 5599, 7070, 7126, 7777, 10180, 11110, 11198, 14140, 14252, 15554, 17815, 22220, 22396, 27995, 31108, 35630, 38885, 39193, 51409, 55990, 71260, 77770, 78386, 102818, 111980, 155540, 156772, 195965, 205636, 257045, 359863, 391930, 514090, 565499, 719726, 783860, 1028180, 1130998, 1439452, 1799315, 2261996, 2827495, 3598630, 3958493, 5654990, 7197260, 7916986, 11309980, 15833972, 19792465, 39584930, 79169860]

約数ペア:

[(1, 79169860), (2, 39584930), (4, 19792465), (5, 15833972), (7, 11309980), (10, 7916986), (11, 7197260), (14, 5654990), (20, 3958493), (22, 3598630), (28, 2827495), (35, 2261996), (44, 1799315), (55, 1439452), (70, 1130998), (77, 1028180), (101, 783860), (110, 719726), (140, 565499), (154, 514090), (202, 391930), (220, 359863), (308, 257045), (385, 205636), (404, 195965), (505, 156772), (509, 155540), (707, 111980), (770, 102818), (1010, 78386), (1018, 77770), (1111, 71260), (1414, 55990), (1540, 51409), (2020, 39193), (2036, 38885), (2222, 35630), (2545, 31108), (2828, 27995), (3535, 22396), (3563, 22220), (4444, 17815), (5090, 15554), (5555, 14252), (5599, 14140), (7070, 11198), (7126, 11110), (7777, 10180)]