68289351650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{163901}}^1$

素因数の和:164567

約数の個数: 48

約数和(自身を含む): 137003059368

約数和(自身を除く): 68713707718

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 641, 650, 1282, 3205, 6410, 8333, 16025, 16666, 32050, 41665, 83330, 163901, 208325, 327802, 416650, 819505, 1639010, 2130713, 4097525, 4261426, 8195050, 10653565, 21307130, 53267825, 105060541, 106535650, 210121082, 525302705, 1050605410, 1365787033, 2626513525, 2731574066, 5253027050, 6828935165, 13657870330, 34144675825, 68289351650]

約数ペア:

[(1, 68289351650), (2, 34144675825), (5, 13657870330), (10, 6828935165), (13, 5253027050), (25, 2731574066), (26, 2626513525), (50, 1365787033), (65, 1050605410), (130, 525302705), (325, 210121082), (641, 106535650), (650, 105060541), (1282, 53267825), (3205, 21307130), (6410, 10653565), (8333, 8195050), (16025, 4261426), (16666, 4097525), (32050, 2130713), (41665, 1639010), (83330, 819505), (163901, 416650), (208325, 327802)]