78850420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:793

約数の個数: 96

約数和(自身を含む): 198132480

約数和(自身を除く): 119282060

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 29, 34, 44, 55, 58, 68, 85, 110, 116, 145, 170, 187, 220, 290, 319, 340, 374, 493, 580, 638, 727, 748, 935, 986, 1276, 1454, 1595, 1870, 1972, 2465, 2908, 3190, 3635, 3740, 4930, 5423, 6380, 7270, 7997, 9860, 10846, 12359, 14540, 15994, 21083, 21692, 24718, 27115, 31988, 39985, 42166, 49436, 54230, 61795, 79970, 84332, 105415, 108460, 123590, 135949, 159940, 210830, 231913, 247180, 271898, 358411, 421660, 463826, 543796, 679745, 716822, 927652, 1159565, 1359490, 1433644, 1792055, 2319130, 2718980, 3584110, 3942521, 4638260, 7168220, 7885042, 15770084, 19712605, 39425210, 78850420]

約数ペア:

[(1, 78850420), (2, 39425210), (4, 19712605), (5, 15770084), (10, 7885042), (11, 7168220), (17, 4638260), (20, 3942521), (22, 3584110), (29, 2718980), (34, 2319130), (44, 1792055), (55, 1433644), (58, 1359490), (68, 1159565), (85, 927652), (110, 716822), (116, 679745), (145, 543796), (170, 463826), (187, 421660), (220, 358411), (290, 271898), (319, 247180), (340, 231913), (374, 210830), (493, 159940), (580, 135949), (638, 123590), (727, 108460), (748, 105415), (935, 84332), (986, 79970), (1276, 61795), (1454, 54230), (1595, 49436), (1870, 42166), (1972, 39985), (2465, 31988), (2908, 27115), (3190, 24718), (3635, 21692), (3740, 21083), (4930, 15994), (5423, 14540), (6380, 12359), (7270, 10846), (7997, 9860)]