15120950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 31050096

約数和(自身を除く): 15929146

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 130, 215, 325, 430, 541, 559, 650, 1075, 1082, 1118, 2150, 2705, 2795, 5410, 5590, 7033, 13525, 13975, 14066, 23263, 27050, 27950, 35165, 46526, 70330, 116315, 175825, 232630, 302419, 351650, 581575, 604838, 1163150, 1512095, 3024190, 7560475, 15120950]

約数ペア:

[(1, 15120950), (2, 7560475), (5, 3024190), (10, 1512095), (13, 1163150), (25, 604838), (26, 581575), (43, 351650), (50, 302419), (65, 232630), (86, 175825), (130, 116315), (215, 70330), (325, 46526), (430, 35165), (541, 27950), (559, 27050), (650, 23263), (1075, 14066), (1082, 13975), (1118, 13525), (2150, 7033), (2705, 5590), (2795, 5410)]