28574950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 55683936

約数和(自身を除く): 27108986

約数列:

[1, 2, 5, 10, 25, 41, 50, 53, 82, 106, 205, 263, 265, 410, 526, 530, 1025, 1315, 1325, 2050, 2173, 2630, 2650, 4346, 6575, 10783, 10865, 13150, 13939, 21566, 21730, 27878, 53915, 54325, 69695, 107830, 108650, 139390, 269575, 348475, 539150, 571499, 696950, 1142998, 2857495, 5714990, 14287475, 28574950]

約数ペア:

[(1, 28574950), (2, 14287475), (5, 5714990), (10, 2857495), (25, 1142998), (41, 696950), (50, 571499), (53, 539150), (82, 348475), (106, 269575), (205, 139390), (263, 108650), (265, 107830), (410, 69695), (526, 54325), (530, 53915), (1025, 27878), (1315, 21730), (1325, 21566), (2050, 13939), (2173, 13150), (2630, 10865), (2650, 10783), (4346, 6575)]