181273430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1451}}^1$

素因数の和:1533

約数の個数: 48

約数和(自身を含む): 363342672

約数和(自身を除く): 182069242

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 961, 1451, 1922, 2015, 2902, 4030, 4805, 7255, 9610, 12493, 14510, 18863, 24986, 37726, 44981, 62465, 89962, 94315, 124930, 188630, 224905, 449810, 584753, 1169506, 1394411, 2788822, 2923765, 5847530, 6972055, 13944110, 18127343, 36254686, 90636715, 181273430]

約数ペア:

[(1, 181273430), (2, 90636715), (5, 36254686), (10, 18127343), (13, 13944110), (26, 6972055), (31, 5847530), (62, 2923765), (65, 2788822), (130, 1394411), (155, 1169506), (310, 584753), (403, 449810), (806, 224905), (961, 188630), (1451, 124930), (1922, 94315), (2015, 89962), (2902, 62465), (4030, 44981), (4805, 37726), (7255, 24986), (9610, 18863), (12493, 14510)]