861004096390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{1079453}}^1$

素因数の和:1079605

約数の個数: 48

約数和(自身を含む): 1620709506864

約数和(自身を除く): 759705410474

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 961, 1922, 2573, 4805, 5146, 9610, 12865, 25730, 79763, 159526, 398815, 797630, 1079453, 2158906, 5397265, 10794530, 33463043, 66926086, 89594599, 167315215, 179189198, 334630430, 447972995, 895945990, 1037354333, 2074708666, 2777432569, 5186771665, 5554865138, 10373543330, 13887162845, 27774325690, 86100409639, 172200819278, 430502048195, 861004096390]

約数ペア:

[(1, 861004096390), (2, 430502048195), (5, 172200819278), (10, 86100409639), (31, 27774325690), (62, 13887162845), (83, 10373543330), (155, 5554865138), (166, 5186771665), (310, 2777432569), (415, 2074708666), (830, 1037354333), (961, 895945990), (1922, 447972995), (2573, 334630430), (4805, 179189198), (5146, 167315215), (9610, 89594599), (12865, 66926086), (25730, 33463043), (79763, 10794530), (159526, 5397265), (398815, 2158906), (797630, 1079453)]