155855600

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12569}}^1$

素因数の和:12618

約数の個数: 60

約数和(自身を含む): 386552640

約数和(自身を除く): 230697040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 12569, 25138, 50276, 62845, 100552, 125690, 201104, 251380, 314225, 389639, 502760, 628450, 779278, 1005520, 1256900, 1558556, 1948195, 2513800, 3117112, 3896390, 5027600, 6234224, 7792780, 9740975, 15585560, 19481950, 31171120, 38963900, 77927800, 155855600]

約数ペア:

[(1, 155855600), (2, 77927800), (4, 38963900), (5, 31171120), (8, 19481950), (10, 15585560), (16, 9740975), (20, 7792780), (25, 6234224), (31, 5027600), (40, 3896390), (50, 3117112), (62, 2513800), (80, 1948195), (100, 1558556), (124, 1256900), (155, 1005520), (200, 779278), (248, 628450), (310, 502760), (400, 389639), (496, 314225), (620, 251380), (775, 201104), (1240, 125690), (1550, 100552), (2480, 62845), (3100, 50276), (6200, 25138), (12400, 12569)]