788796520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1\times {\mathrm{1051}}^1$

素因数の和:1738

約数の個数: 64

約数和(自身を含む): 1840579200

約数和(自身を除く): 1051782680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 647, 1051, 1160, 1294, 2102, 2588, 3235, 4204, 5176, 5255, 6470, 8408, 10510, 12940, 18763, 21020, 25880, 30479, 37526, 42040, 60958, 75052, 93815, 121916, 150104, 152395, 187630, 243832, 304790, 375260, 609580, 679997, 750520, 1219160, 1359994, 2719988, 3399985, 5439976, 6799970, 13599940, 19719913, 27199880, 39439826, 78879652, 98599565, 157759304, 197199130, 394398260, 788796520]

約数ペア:

[(1, 788796520), (2, 394398260), (4, 197199130), (5, 157759304), (8, 98599565), (10, 78879652), (20, 39439826), (29, 27199880), (40, 19719913), (58, 13599940), (116, 6799970), (145, 5439976), (232, 3399985), (290, 2719988), (580, 1359994), (647, 1219160), (1051, 750520), (1160, 679997), (1294, 609580), (2102, 375260), (2588, 304790), (3235, 243832), (4204, 187630), (5176, 152395), (5255, 150104), (6470, 121916), (8408, 93815), (10510, 75052), (12940, 60958), (18763, 42040), (21020, 37526), (25880, 30479)]