402800008

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{229}}^1\times {\mathrm{1301}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 822017700

約数和(自身を除く): 419217692

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 229, 338, 458, 676, 916, 1301, 1352, 1832, 2602, 2977, 5204, 5954, 10408, 11908, 16913, 23816, 33826, 38701, 67652, 77402, 135304, 154804, 219869, 297929, 309608, 439738, 595858, 879476, 1191716, 1758952, 2383432, 3873077, 7746154, 15492308, 30984616, 50350001, 100700002, 201400004, 402800008]

約数ペア:

[(1, 402800008), (2, 201400004), (4, 100700002), (8, 50350001), (13, 30984616), (26, 15492308), (52, 7746154), (104, 3873077), (169, 2383432), (229, 1758952), (338, 1191716), (458, 879476), (676, 595858), (916, 439738), (1301, 309608), (1352, 297929), (1832, 219869), (2602, 154804), (2977, 135304), (5204, 77402), (5954, 67652), (10408, 38701), (11908, 33826), (16913, 23816)]