790790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 1935360

約数和(自身を除く): 1144570

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 79, 91, 110, 130, 143, 154, 158, 182, 286, 385, 395, 455, 553, 715, 770, 790, 869, 910, 1001, 1027, 1106, 1430, 1738, 2002, 2054, 2765, 4345, 5005, 5135, 5530, 6083, 7189, 8690, 10010, 10270, 11297, 12166, 14378, 22594, 30415, 35945, 56485, 60830, 71890, 79079, 112970, 158158, 395395, 790790]

約数ペア:

[(1, 790790), (2, 395395), (5, 158158), (7, 112970), (10, 79079), (11, 71890), (13, 60830), (14, 56485), (22, 35945), (26, 30415), (35, 22594), (55, 14378), (65, 12166), (70, 11297), (77, 10270), (79, 10010), (91, 8690), (110, 7189), (130, 6083), (143, 5530), (154, 5135), (158, 5005), (182, 4345), (286, 2765), (385, 2054), (395, 2002), (455, 1738), (553, 1430), (715, 1106), (770, 1027), (790, 1001), (869, 910)]