15815556290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{401}}^1\times {\mathrm{443}}^1$

素因数の和:1187

約数の個数: 64

約数和(自身を含む): 29686124160

約数和(自身を除く): 13870567870

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 307, 401, 443, 614, 802, 886, 1535, 2005, 2215, 3070, 4010, 4430, 8903, 11629, 12847, 17806, 23258, 25694, 44515, 58145, 64235, 89030, 116290, 123107, 128470, 136001, 177643, 246214, 272002, 355286, 615535, 680005, 888215, 1231070, 1360010, 1776430, 3570103, 3944029, 5151647, 7140206, 7888058, 10303294, 17850515, 19720145, 25758235, 35701030, 39440290, 51516470, 54536401, 109072802, 272682005, 545364010, 1581555629, 3163111258, 7907778145, 15815556290]

約数ペア:

[(1, 15815556290), (2, 7907778145), (5, 3163111258), (10, 1581555629), (29, 545364010), (58, 272682005), (145, 109072802), (290, 54536401), (307, 51516470), (401, 39440290), (443, 35701030), (614, 25758235), (802, 19720145), (886, 17850515), (1535, 10303294), (2005, 7888058), (2215, 7140206), (3070, 5151647), (4010, 3944029), (4430, 3570103), (8903, 1776430), (11629, 1360010), (12847, 1231070), (17806, 888215), (23258, 680005), (25694, 615535), (44515, 355286), (58145, 272002), (64235, 246214), (89030, 177643), (116290, 136001), (123107, 128470)]