200930180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{1051}}^1$

素因数の和:1161

約数の個数: 72

約数和(自身を含む): 470117760

約数和(自身を除く): 269187580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 121, 158, 220, 242, 316, 395, 484, 605, 790, 869, 1051, 1210, 1580, 1738, 2102, 2420, 3476, 4204, 4345, 5255, 8690, 9559, 10510, 11561, 17380, 19118, 21020, 23122, 38236, 46244, 47795, 57805, 83029, 95590, 115610, 127171, 166058, 191180, 231220, 254342, 332116, 415145, 508684, 635855, 830290, 913319, 1271710, 1660580, 1826638, 2543420, 3653276, 4566595, 9133190, 10046509, 18266380, 20093018, 40186036, 50232545, 100465090, 200930180]

約数ペア:

[(1, 200930180), (2, 100465090), (4, 50232545), (5, 40186036), (10, 20093018), (11, 18266380), (20, 10046509), (22, 9133190), (44, 4566595), (55, 3653276), (79, 2543420), (110, 1826638), (121, 1660580), (158, 1271710), (220, 913319), (242, 830290), (316, 635855), (395, 508684), (484, 415145), (605, 332116), (790, 254342), (869, 231220), (1051, 191180), (1210, 166058), (1580, 127171), (1738, 115610), (2102, 95590), (2420, 83029), (3476, 57805), (4204, 47795), (4345, 46244), (5255, 38236), (8690, 23122), (9559, 21020), (10510, 19118), (11561, 17380)]