156900140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{8707}}^1$

素因数の和:8786

約数の個数: 48

約数和(自身を含む): 355495392

約数和(自身を除く): 198595252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4505, 8707, 9010, 17414, 18020, 34828, 43535, 87070, 148019, 174140, 296038, 461471, 592076, 740095, 922942, 1480190, 1845884, 2307355, 2960380, 4614710, 7845007, 9229420, 15690014, 31380028, 39225035, 78450070, 156900140]

約数ペア:

[(1, 156900140), (2, 78450070), (4, 39225035), (5, 31380028), (10, 15690014), (17, 9229420), (20, 7845007), (34, 4614710), (53, 2960380), (68, 2307355), (85, 1845884), (106, 1480190), (170, 922942), (212, 740095), (265, 592076), (340, 461471), (530, 296038), (901, 174140), (1060, 148019), (1802, 87070), (3604, 43535), (4505, 34828), (8707, 18020), (9010, 17414)]