77430550

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 149334192

約数和(自身を除く): 71903642

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 107, 205, 214, 353, 410, 535, 706, 1025, 1070, 1765, 2050, 2675, 3530, 4387, 5350, 8774, 8825, 14473, 17650, 21935, 28946, 37771, 43870, 72365, 75542, 109675, 144730, 188855, 219350, 361825, 377710, 723650, 944275, 1548611, 1888550, 3097222, 7743055, 15486110, 38715275, 77430550]

約数ペア:

[(1, 77430550), (2, 38715275), (5, 15486110), (10, 7743055), (25, 3097222), (41, 1888550), (50, 1548611), (82, 944275), (107, 723650), (205, 377710), (214, 361825), (353, 219350), (410, 188855), (535, 144730), (706, 109675), (1025, 75542), (1070, 72365), (1765, 43870), (2050, 37771), (2675, 28946), (3530, 21935), (4387, 17650), (5350, 14473), (8774, 8825)]