71183090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 142634520

約数和(自身を除く): 71451430

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 121, 178, 242, 445, 605, 661, 890, 979, 1210, 1322, 1958, 3305, 4895, 6610, 7271, 9790, 10769, 14542, 21538, 36355, 53845, 58829, 72710, 79981, 107690, 117658, 159962, 294145, 399905, 588290, 647119, 799810, 1294238, 3235595, 6471190, 7118309, 14236618, 35591545, 71183090]

約数ペア:

[(1, 71183090), (2, 35591545), (5, 14236618), (10, 7118309), (11, 6471190), (22, 3235595), (55, 1294238), (89, 799810), (110, 647119), (121, 588290), (178, 399905), (242, 294145), (445, 159962), (605, 117658), (661, 107690), (890, 79981), (979, 72710), (1210, 58829), (1322, 53845), (1958, 36355), (3305, 21538), (4895, 14542), (6610, 10769), (7271, 9790)]