80172950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11213}}^1$

素因数の和:11249

約数の個数: 48

約数和(自身を含む): 175207536

約数和(自身を除く): 95034586

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 11213, 22426, 56065, 112130, 123343, 145769, 246686, 280325, 291538, 560650, 616715, 728845, 1233430, 1457690, 1603459, 3083575, 3206918, 3644225, 6167150, 7288450, 8017295, 16034590, 40086475, 80172950]

約数ペア:

[(1, 80172950), (2, 40086475), (5, 16034590), (10, 8017295), (11, 7288450), (13, 6167150), (22, 3644225), (25, 3206918), (26, 3083575), (50, 1603459), (55, 1457690), (65, 1233430), (110, 728845), (130, 616715), (143, 560650), (275, 291538), (286, 280325), (325, 246686), (550, 145769), (650, 123343), (715, 112130), (1430, 56065), (3575, 22426), (7150, 11213)]