40912950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20981}}^1$

素因数の和:21009

約数の個数: 48

約数和(自身を含む): 109274256

約数和(自身を除く): 68361306

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 20981, 41962, 62943, 104905, 125886, 209810, 272753, 314715, 524525, 545506, 629430, 818259, 1049050, 1363765, 1573575, 1636518, 2727530, 3147150, 4091295, 6818825, 8182590, 13637650, 20456475, 40912950]

約数ペア:

[(1, 40912950), (2, 20456475), (3, 13637650), (5, 8182590), (6, 6818825), (10, 4091295), (13, 3147150), (15, 2727530), (25, 1636518), (26, 1573575), (30, 1363765), (39, 1049050), (50, 818259), (65, 629430), (75, 545506), (78, 524525), (130, 314715), (150, 272753), (195, 209810), (325, 125886), (390, 104905), (650, 62943), (975, 41962), (1950, 20981)]