25900150

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^2\times {\mathrm{83}}^1$

素因数の和:253

約数の個数: 36

約数和(自身を含む): 49379652

約数和(自身を除く): 23479502

約数列:

[1, 2, 5, 10, 25, 50, 79, 83, 158, 166, 395, 415, 790, 830, 1975, 2075, 3950, 4150, 6241, 6557, 12482, 13114, 31205, 32785, 62410, 65570, 156025, 163925, 312050, 327850, 518003, 1036006, 2590015, 5180030, 12950075, 25900150]

約数ペア:

[(1, 25900150), (2, 12950075), (5, 5180030), (10, 2590015), (25, 1036006), (50, 518003), (79, 327850), (83, 312050), (158, 163925), (166, 156025), (395, 65570), (415, 62410), (790, 32785), (830, 31205), (1975, 13114), (2075, 12482), (3950, 6557), (4150, 6241)]