217300

素因数分解:

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

素因数の和:108

約数の個数: 36

約数和(自身を含む): 492156

約数和(自身を除く): 274856

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 53, 82, 100, 106, 164, 205, 212, 265, 410, 530, 820, 1025, 1060, 1325, 2050, 2173, 2650, 4100, 4346, 5300, 8692, 10865, 21730, 43460, 54325, 108650, 217300]

約数ペア:

[(1, 217300), (2, 108650), (4, 54325), (5, 43460), (10, 21730), (20, 10865), (25, 8692), (41, 5300), (50, 4346), (53, 4100), (82, 2650), (100, 2173), (106, 2050), (164, 1325), (205, 1060), (212, 1025), (265, 820), (410, 530)]