79640450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 154818216

約数和(自身を除く): 75177766

約数列:

[1, 2, 5, 10, 25, 41, 50, 53, 82, 106, 205, 265, 410, 530, 733, 1025, 1325, 1466, 2050, 2173, 2650, 3665, 4346, 7330, 10865, 18325, 21730, 30053, 36650, 38849, 54325, 60106, 77698, 108650, 150265, 194245, 300530, 388490, 751325, 971225, 1502650, 1592809, 1942450, 3185618, 7964045, 15928090, 39820225, 79640450]

約数ペア:

[(1, 79640450), (2, 39820225), (5, 15928090), (10, 7964045), (25, 3185618), (41, 1942450), (50, 1592809), (53, 1502650), (82, 971225), (106, 751325), (205, 388490), (265, 300530), (410, 194245), (530, 150265), (733, 108650), (1025, 77698), (1325, 60106), (1466, 54325), (2050, 38849), (2173, 36650), (2650, 30053), (3665, 21730), (4346, 18325), (7330, 10865)]