199515940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 477550080

約数和(自身を除く): 278034140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 47, 52, 58, 65, 94, 116, 130, 145, 188, 235, 260, 290, 377, 470, 563, 580, 611, 754, 940, 1126, 1222, 1363, 1508, 1885, 2252, 2444, 2726, 2815, 3055, 3770, 5452, 5630, 6110, 6815, 7319, 7540, 11260, 12220, 13630, 14638, 16327, 17719, 26461, 27260, 29276, 32654, 35438, 36595, 52922, 65308, 70876, 73190, 81635, 88595, 105844, 132305, 146380, 163270, 177190, 212251, 264610, 326540, 343993, 354380, 424502, 529220, 687986, 767369, 849004, 1061255, 1375972, 1534738, 1719965, 2122510, 3069476, 3439930, 3836845, 4245020, 6879860, 7673690, 9975797, 15347380, 19951594, 39903188, 49878985, 99757970, 199515940]

約数ペア:

[(1, 199515940), (2, 99757970), (4, 49878985), (5, 39903188), (10, 19951594), (13, 15347380), (20, 9975797), (26, 7673690), (29, 6879860), (47, 4245020), (52, 3836845), (58, 3439930), (65, 3069476), (94, 2122510), (116, 1719965), (130, 1534738), (145, 1375972), (188, 1061255), (235, 849004), (260, 767369), (290, 687986), (377, 529220), (470, 424502), (563, 354380), (580, 343993), (611, 326540), (754, 264610), (940, 212251), (1126, 177190), (1222, 163270), (1363, 146380), (1508, 132305), (1885, 105844), (2252, 88595), (2444, 81635), (2726, 73190), (2815, 70876), (3055, 65308), (3770, 52922), (5452, 36595), (5630, 35438), (6110, 32654), (6815, 29276), (7319, 27260), (7540, 26461), (11260, 17719), (12220, 16327), (13630, 14638)]