1640291300

素因数分解:

$2^2\times 5^2\times {\mathrm{2063}}^1\times {\mathrm{7951}}^1$

素因数の和:10028

約数の個数: 36

約数和(自身を含む): 3561605376

約数和(自身を除く): 1921314076

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2063, 4126, 7951, 8252, 10315, 15902, 20630, 31804, 39755, 41260, 51575, 79510, 103150, 159020, 198775, 206300, 397550, 795100, 16402913, 32805826, 65611652, 82014565, 164029130, 328058260, 410072825, 820145650, 1640291300]

約数ペア:

[(1, 1640291300), (2, 820145650), (4, 410072825), (5, 328058260), (10, 164029130), (20, 82014565), (25, 65611652), (50, 32805826), (100, 16402913), (2063, 795100), (4126, 397550), (7951, 206300), (8252, 198775), (10315, 159020), (15902, 103150), (20630, 79510), (31804, 51575), (39755, 41260)]