25942930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1013}}^1$

素因数の和:1230

約数の個数: 32

約数和(自身を含む): 50594544

約数和(自身を除く): 24651614

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1013, 1970, 2026, 2561, 5065, 5122, 10130, 12805, 13169, 25610, 26338, 65845, 131690, 199561, 399122, 997805, 1995610, 2594293, 5188586, 12971465, 25942930]

約数ペア:

[(1, 25942930), (2, 12971465), (5, 5188586), (10, 2594293), (13, 1995610), (26, 997805), (65, 399122), (130, 199561), (197, 131690), (394, 65845), (985, 26338), (1013, 25610), (1970, 13169), (2026, 12805), (2561, 10130), (5065, 5122)]