156513800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{12829}}^1$

素因数の和:12906

約数の個数: 48

約数和(自身を含む): 369888900

約数和(自身を除く): 213375100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 12200, 12829, 25658, 51316, 64145, 102632, 128290, 256580, 320725, 513160, 641450, 782569, 1282900, 1565138, 2565800, 3130276, 3912845, 6260552, 7825690, 15651380, 19564225, 31302760, 39128450, 78256900, 156513800]

約数ペア:

[(1, 156513800), (2, 78256900), (4, 39128450), (5, 31302760), (8, 19564225), (10, 15651380), (20, 7825690), (25, 6260552), (40, 3912845), (50, 3130276), (61, 2565800), (100, 1565138), (122, 1282900), (200, 782569), (244, 641450), (305, 513160), (488, 320725), (610, 256580), (1220, 128290), (1525, 102632), (2440, 64145), (3050, 51316), (6100, 25658), (12200, 12829)]