262364180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{7703}}^1$

素因数の和:7856

約数の個数: 48

約数和(自身を含む): 597953664

約数和(自身を除く): 335589484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1703, 2620, 3406, 6812, 7703, 8515, 15406, 17030, 30812, 34060, 38515, 77030, 100139, 154060, 200278, 400556, 500695, 1001390, 1009093, 2002780, 2018186, 4036372, 5045465, 10090930, 13118209, 20181860, 26236418, 52472836, 65591045, 131182090, 262364180]

約数ペア:

[(1, 262364180), (2, 131182090), (4, 65591045), (5, 52472836), (10, 26236418), (13, 20181860), (20, 13118209), (26, 10090930), (52, 5045465), (65, 4036372), (130, 2018186), (131, 2002780), (260, 1009093), (262, 1001390), (524, 500695), (655, 400556), (1310, 200278), (1703, 154060), (2620, 100139), (3406, 77030), (6812, 38515), (7703, 34060), (8515, 30812), (15406, 17030)]