20080250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{2591}}^1$

素因数の和:2639

約数の個数: 32

約数和(自身を含む): 38817792

約数和(自身を除く): 18737542

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 775, 1550, 2591, 3875, 5182, 7750, 12955, 25910, 64775, 80321, 129550, 160642, 323875, 401605, 647750, 803210, 2008025, 4016050, 10040125, 20080250]

約数ペア:

[(1, 20080250), (2, 10040125), (5, 4016050), (10, 2008025), (25, 803210), (31, 647750), (50, 401605), (62, 323875), (125, 160642), (155, 129550), (250, 80321), (310, 64775), (775, 25910), (1550, 12955), (2591, 7750), (3875, 5182)]