7853950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 16155216

約数和(自身を除く): 8301266

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 130, 215, 281, 325, 430, 559, 562, 650, 1075, 1118, 1405, 2150, 2795, 2810, 3653, 5590, 7025, 7306, 12083, 13975, 14050, 18265, 24166, 27950, 36530, 60415, 91325, 120830, 157079, 182650, 302075, 314158, 604150, 785395, 1570790, 3926975, 7853950]

約数ペア:

[(1, 7853950), (2, 3926975), (5, 1570790), (10, 785395), (13, 604150), (25, 314158), (26, 302075), (43, 182650), (50, 157079), (65, 120830), (86, 91325), (130, 60415), (215, 36530), (281, 27950), (325, 24166), (430, 18265), (559, 14050), (562, 13975), (650, 12083), (1075, 7306), (1118, 7025), (1405, 5590), (2150, 3653), (2795, 2810)]