161585956

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8209}}^1$

素因数の和:8276

約数の個数: 48

約数和(自身を含む): 349417600

約数和(自身を除く): 187831644

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1406, 2812, 4921, 8209, 9842, 16418, 19684, 32836, 57463, 114926, 155971, 229852, 303733, 311942, 607466, 623884, 1091797, 1214932, 2126131, 2183594, 4252262, 4367188, 5770927, 8504524, 11541854, 23083708, 40396489, 80792978, 161585956]

約数ペア:

[(1, 161585956), (2, 80792978), (4, 40396489), (7, 23083708), (14, 11541854), (19, 8504524), (28, 5770927), (37, 4367188), (38, 4252262), (74, 2183594), (76, 2126131), (133, 1214932), (148, 1091797), (259, 623884), (266, 607466), (518, 311942), (532, 303733), (703, 229852), (1036, 155971), (1406, 114926), (2812, 57463), (4921, 32836), (8209, 19684), (9842, 16418)]