2019498100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{2477}}^1$

素因数の和:2785

約数の個数: 72

約数和(自身を含む): 4542709248

約数和(自身を除く): 2523211148

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 263, 310, 526, 620, 775, 1052, 1315, 1550, 2477, 2630, 3100, 4954, 5260, 6575, 8153, 9908, 12385, 13150, 16306, 24770, 26300, 32612, 40765, 49540, 61925, 76787, 81530, 123850, 153574, 163060, 203825, 247700, 307148, 383935, 407650, 651451, 767870, 815300, 1302902, 1535740, 1919675, 2605804, 3257255, 3839350, 6514510, 7678700, 13029020, 16286275, 20194981, 32572550, 40389962, 65145100, 80779924, 100974905, 201949810, 403899620, 504874525, 1009749050, 2019498100]

約数ペア:

[(1, 2019498100), (2, 1009749050), (4, 504874525), (5, 403899620), (10, 201949810), (20, 100974905), (25, 80779924), (31, 65145100), (50, 40389962), (62, 32572550), (100, 20194981), (124, 16286275), (155, 13029020), (263, 7678700), (310, 6514510), (526, 3839350), (620, 3257255), (775, 2605804), (1052, 1919675), (1315, 1535740), (1550, 1302902), (2477, 815300), (2630, 767870), (3100, 651451), (4954, 407650), (5260, 383935), (6575, 307148), (8153, 247700), (9908, 203825), (12385, 163060), (13150, 153574), (16306, 123850), (24770, 81530), (26300, 76787), (32612, 61925), (40765, 49540)]