50715340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 115647840

約数和(自身を除く): 64932500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1489, 1703, 2620, 2978, 3406, 5956, 6812, 7445, 8515, 14890, 17030, 19357, 29780, 34060, 38714, 77428, 96785, 193570, 195059, 387140, 390118, 780236, 975295, 1950590, 2535767, 3901180, 5071534, 10143068, 12678835, 25357670, 50715340]

約数ペア:

[(1, 50715340), (2, 25357670), (4, 12678835), (5, 10143068), (10, 5071534), (13, 3901180), (20, 2535767), (26, 1950590), (52, 975295), (65, 780236), (130, 390118), (131, 387140), (260, 195059), (262, 193570), (524, 96785), (655, 77428), (1310, 38714), (1489, 34060), (1703, 29780), (2620, 19357), (2978, 17030), (3406, 14890), (5956, 8515), (6812, 7445)]