158700520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1231}}^1$

素因数の和:1546

約数の個数: 64

約数和(自身を含む): 391184640

約数和(自身を除く): 232484120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 293, 440, 586, 1172, 1231, 1465, 2344, 2462, 2930, 3223, 4924, 5860, 6155, 6446, 9848, 11720, 12310, 12892, 13541, 16115, 24620, 25784, 27082, 32230, 49240, 54164, 64460, 67705, 108328, 128920, 135410, 270820, 360683, 541640, 721366, 1442732, 1803415, 2885464, 3606830, 3967513, 7213660, 7935026, 14427320, 15870052, 19837565, 31740104, 39675130, 79350260, 158700520]

約数ペア:

[(1, 158700520), (2, 79350260), (4, 39675130), (5, 31740104), (8, 19837565), (10, 15870052), (11, 14427320), (20, 7935026), (22, 7213660), (40, 3967513), (44, 3606830), (55, 2885464), (88, 1803415), (110, 1442732), (220, 721366), (293, 541640), (440, 360683), (586, 270820), (1172, 135410), (1231, 128920), (1465, 108328), (2344, 67705), (2462, 64460), (2930, 54164), (3223, 49240), (4924, 32230), (5860, 27082), (6155, 25784), (6446, 24620), (9848, 16115), (11720, 13541), (12310, 12892)]