13208780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 30227904

約数和(自身を除く): 17019124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 503, 505, 1006, 1010, 1313, 2012, 2020, 2515, 2626, 5030, 5252, 6539, 6565, 10060, 13078, 13130, 26156, 26260, 32695, 50803, 65390, 101606, 130780, 203212, 254015, 508030, 660439, 1016060, 1320878, 2641756, 3302195, 6604390, 13208780]

約数ペア:

[(1, 13208780), (2, 6604390), (4, 3302195), (5, 2641756), (10, 1320878), (13, 1016060), (20, 660439), (26, 508030), (52, 254015), (65, 203212), (101, 130780), (130, 101606), (202, 65390), (260, 50803), (404, 32695), (503, 26260), (505, 26156), (1006, 13130), (1010, 13078), (1313, 10060), (2012, 6565), (2020, 6539), (2515, 5252), (2626, 5030)]