81431569292

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{265807}}^1$

素因数の和:265998

約数の個数: 48

約数和(自身を含む): 156295104000

約数和(自身を除く): 74863534708

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 139, 278, 551, 556, 1102, 2204, 2641, 4031, 5282, 8062, 10564, 16124, 76589, 153178, 265807, 306356, 531614, 1063228, 5050333, 7708403, 10100666, 15416806, 20201332, 30833612, 36947173, 73894346, 146459657, 147788692, 292919314, 585838628, 701996287, 1071468017, 1403992574, 2142936034, 2807985148, 4285872068, 20357892323, 40715784646, 81431569292]

約数ペア:

[(1, 81431569292), (2, 40715784646), (4, 20357892323), (19, 4285872068), (29, 2807985148), (38, 2142936034), (58, 1403992574), (76, 1071468017), (116, 701996287), (139, 585838628), (278, 292919314), (551, 147788692), (556, 146459657), (1102, 73894346), (2204, 36947173), (2641, 30833612), (4031, 20201332), (5282, 15416806), (8062, 10100666), (10564, 7708403), (16124, 5050333), (76589, 1063228), (153178, 531614), (265807, 306356)]