66459500

素因数分解:

$2^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{2179}}^1$

素因数の和:2259

約数の個数: 48

約数和(自身を含む): 147594720

約数和(自身を除く): 81135220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 305, 500, 610, 1220, 1525, 2179, 3050, 4358, 6100, 7625, 8716, 10895, 15250, 21790, 30500, 43580, 54475, 108950, 132919, 217900, 265838, 272375, 531676, 544750, 664595, 1089500, 1329190, 2658380, 3322975, 6645950, 13291900, 16614875, 33229750, 66459500]

約数ペア:

[(1, 66459500), (2, 33229750), (4, 16614875), (5, 13291900), (10, 6645950), (20, 3322975), (25, 2658380), (50, 1329190), (61, 1089500), (100, 664595), (122, 544750), (125, 531676), (244, 272375), (250, 265838), (305, 217900), (500, 132919), (610, 108950), (1220, 54475), (1525, 43580), (2179, 30500), (3050, 21790), (4358, 15250), (6100, 10895), (7625, 8716)]