81118730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6197}}^1$

素因数の和:6239

約数の個数: 64

約数和(自身を含む): 192782592

約数和(自身を除く): 111663862

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1870, 2618, 6197, 6545, 12394, 13090, 30985, 43379, 61970, 68167, 86758, 105349, 136334, 210698, 216895, 340835, 433790, 477169, 526745, 681670, 737443, 954338, 1053490, 1158839, 1474886, 2317678, 2385845, 3687215, 4771690, 5794195, 7374430, 8111873, 11588390, 16223746, 40559365, 81118730]

約数ペア:

[(1, 81118730), (2, 40559365), (5, 16223746), (7, 11588390), (10, 8111873), (11, 7374430), (14, 5794195), (17, 4771690), (22, 3687215), (34, 2385845), (35, 2317678), (55, 1474886), (70, 1158839), (77, 1053490), (85, 954338), (110, 737443), (119, 681670), (154, 526745), (170, 477169), (187, 433790), (238, 340835), (374, 216895), (385, 210698), (595, 136334), (770, 105349), (935, 86758), (1190, 68167), (1309, 61970), (1870, 43379), (2618, 30985), (6197, 13090), (6545, 12394)]