82791150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{42457}}^1$

素因数の和:42485

約数の個数: 48

約数和(自身を含む): 221121264

約数和(自身を除く): 138330114

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, 42457, 84914, 127371, 212285, 254742, 424570, 551941, 636855, 1061425, 1103882, 1273710, 1655823, 2122850, 2759705, 3184275, 3311646, 5519410, 6368550, 8279115, 13798525, 16558230, 27597050, 41395575, 82791150]

約数ペア:

[(1, 82791150), (2, 41395575), (3, 27597050), (5, 16558230), (6, 13798525), (10, 8279115), (13, 6368550), (15, 5519410), (25, 3311646), (26, 3184275), (30, 2759705), (39, 2122850), (50, 1655823), (65, 1273710), (75, 1103882), (78, 1061425), (130, 636855), (150, 551941), (195, 424570), (325, 254742), (390, 212285), (650, 127371), (975, 84914), (1950, 42457)]