15661996040

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{653}}^1\times {\mathrm{10163}}^1$

素因数の和:10886

約数の個数: 64

約数和(自身を含む): 35895182400

約数和(自身を除く): 20233186360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 653, 1180, 1306, 2360, 2612, 3265, 5224, 6530, 10163, 13060, 20326, 26120, 38527, 40652, 50815, 77054, 81304, 101630, 154108, 192635, 203260, 308216, 385270, 406520, 599617, 770540, 1199234, 1541080, 2398468, 2998085, 4796936, 5996170, 6636439, 11992340, 13272878, 23984680, 26545756, 33182195, 53091512, 66364390, 132728780, 265457560, 391549901, 783099802, 1566199604, 1957749505, 3132399208, 3915499010, 7830998020, 15661996040]

約数ペア:

[(1, 15661996040), (2, 7830998020), (4, 3915499010), (5, 3132399208), (8, 1957749505), (10, 1566199604), (20, 783099802), (40, 391549901), (59, 265457560), (118, 132728780), (236, 66364390), (295, 53091512), (472, 33182195), (590, 26545756), (653, 23984680), (1180, 13272878), (1306, 11992340), (2360, 6636439), (2612, 5996170), (3265, 4796936), (5224, 2998085), (6530, 2398468), (10163, 1541080), (13060, 1199234), (20326, 770540), (26120, 599617), (38527, 406520), (40652, 385270), (50815, 308216), (77054, 203260), (81304, 192635), (101630, 154108)]