130648880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:562

約数の個数: 80

約数和(自身を含む): 316646400

約数和(自身を除く): 185997520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 379, 496, 556, 620, 695, 758, 1112, 1240, 1390, 1516, 1895, 2224, 2480, 2780, 3032, 3790, 4309, 5560, 6064, 7580, 8618, 11120, 11749, 15160, 17236, 21545, 23498, 30320, 34472, 43090, 46996, 52681, 58745, 68944, 86180, 93992, 105362, 117490, 172360, 187984, 210724, 234980, 263405, 344720, 421448, 469960, 526810, 842896, 939920, 1053620, 1633111, 2107240, 3266222, 4214480, 6532444, 8165555, 13064888, 16331110, 26129776, 32662220, 65324440, 130648880]

約数ペア:

[(1, 130648880), (2, 65324440), (4, 32662220), (5, 26129776), (8, 16331110), (10, 13064888), (16, 8165555), (20, 6532444), (31, 4214480), (40, 3266222), (62, 2107240), (80, 1633111), (124, 1053620), (139, 939920), (155, 842896), (248, 526810), (278, 469960), (310, 421448), (379, 344720), (496, 263405), (556, 234980), (620, 210724), (695, 187984), (758, 172360), (1112, 117490), (1240, 105362), (1390, 93992), (1516, 86180), (1895, 68944), (2224, 58745), (2480, 52681), (2780, 46996), (3032, 43090), (3790, 34472), (4309, 30320), (5560, 23498), (6064, 21545), (7580, 17236), (8618, 15160), (11120, 11749)]