155950465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 226271232

約数和(自身を除く): 70320767

約数列:

[1, 5, 11, 23, 43, 47, 55, 61, 115, 215, 235, 253, 305, 473, 517, 671, 989, 1081, 1265, 1403, 2021, 2365, 2585, 2623, 2867, 3355, 4945, 5405, 7015, 10105, 10879, 11891, 13115, 14335, 15433, 22231, 28853, 31537, 46483, 54395, 59455, 60329, 65941, 77165, 111155, 123281, 144265, 157685, 232415, 301645, 329705, 511313, 616405, 663619, 725351, 1356091, 2556565, 2835463, 3318095, 3626755, 6780455, 14177315, 31190093, 155950465]

約数ペア:

[(1, 155950465), (5, 31190093), (11, 14177315), (23, 6780455), (43, 3626755), (47, 3318095), (55, 2835463), (61, 2556565), (115, 1356091), (215, 725351), (235, 663619), (253, 616405), (305, 511313), (473, 329705), (517, 301645), (671, 232415), (989, 157685), (1081, 144265), (1265, 123281), (1403, 111155), (2021, 77165), (2365, 65941), (2585, 60329), (2623, 59455), (2867, 54395), (3355, 46483), (4945, 31537), (5405, 28853), (7015, 22231), (10105, 15433), (10879, 14335), (11891, 13115)]