1252667390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{39983}}^1$

素因数の和:40244

約数の個数: 32

約数和(自身を含む): 2438384256

約数和(自身を除く): 1185716866

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 482, 1205, 2410, 3133, 6266, 15665, 31330, 39983, 79966, 199915, 399830, 519779, 1039558, 2598895, 5197790, 9635903, 19271806, 48179515, 96359030, 125266739, 250533478, 626333695, 1252667390]

約数ペア:

[(1, 1252667390), (2, 626333695), (5, 250533478), (10, 125266739), (13, 96359030), (26, 48179515), (65, 19271806), (130, 9635903), (241, 5197790), (482, 2598895), (1205, 1039558), (2410, 519779), (3133, 399830), (6266, 199915), (15665, 79966), (31330, 39983)]