77331670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{619}}^1$

素因数の和:701

約数の個数: 48

約数和(自身を含む): 155146320

約数和(自身を除く): 77814650

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 619, 806, 961, 1238, 1922, 2015, 3095, 4030, 4805, 6190, 8047, 9610, 12493, 16094, 19189, 24986, 38378, 40235, 62465, 80470, 95945, 124930, 191890, 249457, 498914, 594859, 1189718, 1247285, 2494570, 2974295, 5948590, 7733167, 15466334, 38665835, 77331670]

約数ペア:

[(1, 77331670), (2, 38665835), (5, 15466334), (10, 7733167), (13, 5948590), (26, 2974295), (31, 2494570), (62, 1247285), (65, 1189718), (130, 594859), (155, 498914), (310, 249457), (403, 191890), (619, 124930), (806, 95945), (961, 80470), (1238, 62465), (1922, 40235), (2015, 38378), (3095, 24986), (4030, 19189), (4805, 16094), (6190, 12493), (8047, 9610)]