2008508750

素因数分解:

$2^1\times 5^4\times {\mathrm{401}}^1\times {\mathrm{4007}}^1$

素因数の和:4430

約数の個数: 40

約数和(自身を含む): 3775079088

約数和(自身を除く): 1766570338

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 401, 625, 802, 1250, 2005, 4007, 4010, 8014, 10025, 20035, 20050, 40070, 50125, 100175, 100250, 200350, 250625, 500875, 501250, 1001750, 1606807, 2504375, 3213614, 5008750, 8034035, 16068070, 40170175, 80340350, 200850875, 401701750, 1004254375, 2008508750]

約数ペア:

[(1, 2008508750), (2, 1004254375), (5, 401701750), (10, 200850875), (25, 80340350), (50, 40170175), (125, 16068070), (250, 8034035), (401, 5008750), (625, 3213614), (802, 2504375), (1250, 1606807), (2005, 1001750), (4007, 501250), (4010, 500875), (8014, 250625), (10025, 200350), (20035, 100250), (20050, 100175), (40070, 50125)]