31639000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{1091}}^1$

素因数の和:1141

約数の個数: 64

約数和(自身を含む): 76658400

約数和(自身を除く): 45019400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 125, 145, 200, 232, 250, 290, 500, 580, 725, 1000, 1091, 1160, 1450, 2182, 2900, 3625, 4364, 5455, 5800, 7250, 8728, 10910, 14500, 21820, 27275, 29000, 31639, 43640, 54550, 63278, 109100, 126556, 136375, 158195, 218200, 253112, 272750, 316390, 545500, 632780, 790975, 1091000, 1265560, 1581950, 3163900, 3954875, 6327800, 7909750, 15819500, 31639000]

約数ペア:

[(1, 31639000), (2, 15819500), (4, 7909750), (5, 6327800), (8, 3954875), (10, 3163900), (20, 1581950), (25, 1265560), (29, 1091000), (40, 790975), (50, 632780), (58, 545500), (100, 316390), (116, 272750), (125, 253112), (145, 218200), (200, 158195), (232, 136375), (250, 126556), (290, 109100), (500, 63278), (580, 54550), (725, 43640), (1000, 31639), (1091, 29000), (1160, 27275), (1450, 21820), (2182, 14500), (2900, 10910), (3625, 8728), (4364, 7250), (5455, 5800)]