42191000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1361}}^1$

素因数の和:1413

約数の個数: 64

約数和(自身を含む): 101986560

約数和(自身を除く): 59795560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 775, 1000, 1240, 1361, 1550, 2722, 3100, 3875, 5444, 6200, 6805, 7750, 10888, 13610, 15500, 27220, 31000, 34025, 42191, 54440, 68050, 84382, 136100, 168764, 170125, 210955, 272200, 337528, 340250, 421910, 680500, 843820, 1054775, 1361000, 1687640, 2109550, 4219100, 5273875, 8438200, 10547750, 21095500, 42191000]

約数ペア:

[(1, 42191000), (2, 21095500), (4, 10547750), (5, 8438200), (8, 5273875), (10, 4219100), (20, 2109550), (25, 1687640), (31, 1361000), (40, 1054775), (50, 843820), (62, 680500), (100, 421910), (124, 340250), (125, 337528), (155, 272200), (200, 210955), (248, 170125), (250, 168764), (310, 136100), (500, 84382), (620, 68050), (775, 54440), (1000, 42191), (1240, 34025), (1361, 31000), (1550, 27220), (2722, 15500), (3100, 13610), (3875, 10888), (5444, 7750), (6200, 6805)]