3892565000

素因数分解:

$2^3\times 5^4\times {\mathrm{778513}}^1$

素因数の和:778539

約数の個数: 40

約数和(自身を含む): 9120291510

約数和(自身を除く): 5227726510

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 778513, 1557026, 3114052, 3892565, 6228104, 7785130, 15570260, 19462825, 31140520, 38925650, 77851300, 97314125, 155702600, 194628250, 389256500, 486570625, 778513000, 973141250, 1946282500, 3892565000]

約数ペア:

[(1, 3892565000), (2, 1946282500), (4, 973141250), (5, 778513000), (8, 486570625), (10, 389256500), (20, 194628250), (25, 155702600), (40, 97314125), (50, 77851300), (100, 38925650), (125, 31140520), (200, 19462825), (250, 15570260), (500, 7785130), (625, 6228104), (1000, 3892565), (1250, 3114052), (2500, 1557026), (5000, 778513)]