2912909900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{4943}}^1$

素因数の和:5111

約数の個数: 72

約数和(自身を含む): 6488584704

約数和(自身を除く): 3575674804

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 83, 100, 142, 166, 284, 332, 355, 415, 710, 830, 1420, 1660, 1775, 2075, 3550, 4150, 4943, 5893, 7100, 8300, 9886, 11786, 19772, 23572, 24715, 29465, 49430, 58930, 98860, 117860, 123575, 147325, 247150, 294650, 350953, 410269, 494300, 589300, 701906, 820538, 1403812, 1641076, 1754765, 2051345, 3509530, 4102690, 7019060, 8205380, 8773825, 10256725, 17547650, 20513450, 29129099, 35095300, 41026900, 58258198, 116516396, 145645495, 291290990, 582581980, 728227475, 1456454950, 2912909900]

約数ペア:

[(1, 2912909900), (2, 1456454950), (4, 728227475), (5, 582581980), (10, 291290990), (20, 145645495), (25, 116516396), (50, 58258198), (71, 41026900), (83, 35095300), (100, 29129099), (142, 20513450), (166, 17547650), (284, 10256725), (332, 8773825), (355, 8205380), (415, 7019060), (710, 4102690), (830, 3509530), (1420, 2051345), (1660, 1754765), (1775, 1641076), (2075, 1403812), (3550, 820538), (4150, 701906), (4943, 589300), (5893, 494300), (7100, 410269), (8300, 350953), (9886, 294650), (11786, 247150), (19772, 147325), (23572, 123575), (24715, 117860), (29465, 98860), (49430, 58930)]