90981384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1789}}^1$

素因数の和:1974

約数の個数: 64

約数和(自身を含む): 246590400

約数和(自身を除く): 155609016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 163, 312, 326, 489, 652, 978, 1304, 1789, 1956, 2119, 3578, 3912, 4238, 5367, 6357, 7156, 8476, 10734, 12714, 14312, 16952, 21468, 23257, 25428, 42936, 46514, 50856, 69771, 93028, 139542, 186056, 279084, 291607, 558168, 583214, 874821, 1166428, 1749642, 2332856, 3499284, 3790891, 6998568, 7581782, 11372673, 15163564, 22745346, 30327128, 45490692, 90981384]

約数ペア:

[(1, 90981384), (2, 45490692), (3, 30327128), (4, 22745346), (6, 15163564), (8, 11372673), (12, 7581782), (13, 6998568), (24, 3790891), (26, 3499284), (39, 2332856), (52, 1749642), (78, 1166428), (104, 874821), (156, 583214), (163, 558168), (312, 291607), (326, 279084), (489, 186056), (652, 139542), (978, 93028), (1304, 69771), (1789, 50856), (1956, 46514), (2119, 42936), (3578, 25428), (3912, 23257), (4238, 21468), (5367, 16952), (6357, 14312), (7156, 12714), (8476, 10734)]