52131950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:741

約数の個数: 48

約数和(自身を含む): 105357840

約数和(自身を除く): 53225890

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 139, 278, 325, 577, 650, 695, 1154, 1390, 1807, 2885, 3475, 3614, 5770, 6950, 7501, 9035, 14425, 15002, 18070, 28850, 37505, 45175, 75010, 80203, 90350, 160406, 187525, 375050, 401015, 802030, 1042639, 2005075, 2085278, 4010150, 5213195, 10426390, 26065975, 52131950]

約数ペア:

[(1, 52131950), (2, 26065975), (5, 10426390), (10, 5213195), (13, 4010150), (25, 2085278), (26, 2005075), (50, 1042639), (65, 802030), (130, 401015), (139, 375050), (278, 187525), (325, 160406), (577, 90350), (650, 80203), (695, 75010), (1154, 45175), (1390, 37505), (1807, 28850), (2885, 18070), (3475, 15002), (3614, 14425), (5770, 9035), (6950, 7501)]