51665640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33119}}^1$

素因数の和:33146

約数の個数: 64

約数和(自身を含む): 166924800

約数和(自身を除く): 115259160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 33119, 66238, 99357, 132476, 165595, 198714, 264952, 331190, 397428, 430547, 496785, 662380, 794856, 861094, 993570, 1291641, 1324760, 1722188, 1987140, 2152735, 2583282, 3444376, 3974280, 4305470, 5166564, 6458205, 8610940, 10333128, 12916410, 17221880, 25832820, 51665640]

約数ペア:

[(1, 51665640), (2, 25832820), (3, 17221880), (4, 12916410), (5, 10333128), (6, 8610940), (8, 6458205), (10, 5166564), (12, 4305470), (13, 3974280), (15, 3444376), (20, 2583282), (24, 2152735), (26, 1987140), (30, 1722188), (39, 1324760), (40, 1291641), (52, 993570), (60, 861094), (65, 794856), (78, 662380), (104, 496785), (120, 430547), (130, 397428), (156, 331190), (195, 264952), (260, 198714), (312, 165595), (390, 132476), (520, 99357), (780, 66238), (1560, 33119)]