1907639650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:668

約数の個数: 96

約数和(自身を含む): 4142413440

約数和(自身を除く): 2234773790

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 73, 146, 175, 197, 350, 365, 379, 394, 511, 730, 758, 985, 1022, 1379, 1825, 1895, 1970, 2555, 2653, 2758, 3650, 3790, 4925, 5110, 5306, 6895, 9475, 9850, 12775, 13265, 13790, 14381, 18950, 25550, 26530, 27667, 28762, 34475, 55334, 66325, 68950, 71905, 74663, 100667, 132650, 138335, 143810, 149326, 193669, 201334, 276670, 359525, 373315, 387338, 503335, 522641, 691675, 719050, 746630, 968345, 1006670, 1045282, 1383350, 1866575, 1936690, 2516675, 2613205, 3733150, 4841725, 5033350, 5226410, 5450399, 9683450, 10900798, 13066025, 26132050, 27251995, 38152793, 54503990, 76305586, 136259975, 190763965, 272519950, 381527930, 953819825, 1907639650]

約数ペア:

[(1, 1907639650), (2, 953819825), (5, 381527930), (7, 272519950), (10, 190763965), (14, 136259975), (25, 76305586), (35, 54503990), (50, 38152793), (70, 27251995), (73, 26132050), (146, 13066025), (175, 10900798), (197, 9683450), (350, 5450399), (365, 5226410), (379, 5033350), (394, 4841725), (511, 3733150), (730, 2613205), (758, 2516675), (985, 1936690), (1022, 1866575), (1379, 1383350), (1825, 1045282), (1895, 1006670), (1970, 968345), (2555, 746630), (2653, 719050), (2758, 691675), (3650, 522641), (3790, 503335), (4925, 387338), (5110, 373315), (5306, 359525), (6895, 276670), (9475, 201334), (9850, 193669), (12775, 149326), (13265, 143810), (13790, 138335), (14381, 132650), (18950, 100667), (25550, 74663), (26530, 71905), (27667, 68950), (28762, 66325), (34475, 55334)]