13102100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 31852128

約数和(自身を除く): 18750028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 215, 220, 275, 277, 430, 473, 550, 554, 860, 946, 1075, 1100, 1108, 1385, 1892, 2150, 2365, 2770, 3047, 4300, 4730, 5540, 6094, 6925, 9460, 11825, 11911, 12188, 13850, 15235, 23650, 23822, 27700, 30470, 47300, 47644, 59555, 60940, 76175, 119110, 131021, 152350, 238220, 262042, 297775, 304700, 524084, 595550, 655105, 1191100, 1310210, 2620420, 3275525, 6551050, 13102100]

約数ペア:

[(1, 13102100), (2, 6551050), (4, 3275525), (5, 2620420), (10, 1310210), (11, 1191100), (20, 655105), (22, 595550), (25, 524084), (43, 304700), (44, 297775), (50, 262042), (55, 238220), (86, 152350), (100, 131021), (110, 119110), (172, 76175), (215, 60940), (220, 59555), (275, 47644), (277, 47300), (430, 30470), (473, 27700), (550, 23822), (554, 23650), (860, 15235), (946, 13850), (1075, 12188), (1100, 11911), (1108, 11825), (1385, 9460), (1892, 6925), (2150, 6094), (2365, 5540), (2770, 4730), (3047, 4300)]