4420325

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 7082880

約数和(自身を除く): 2662555

約数列:

[1, 5, 7, 13, 25, 29, 35, 65, 67, 91, 145, 175, 203, 325, 335, 377, 455, 469, 725, 871, 1015, 1675, 1885, 1943, 2275, 2345, 2639, 4355, 5075, 6097, 9425, 9715, 11725, 13195, 13601, 21775, 25259, 30485, 48575, 65975, 68005, 126295, 152425, 176813, 340025, 631475, 884065, 4420325]

約数ペア:

[(1, 4420325), (5, 884065), (7, 631475), (13, 340025), (25, 176813), (29, 152425), (35, 126295), (65, 68005), (67, 65975), (91, 48575), (145, 30485), (175, 25259), (203, 21775), (325, 13601), (335, 13195), (377, 11725), (455, 9715), (469, 9425), (725, 6097), (871, 5075), (1015, 4355), (1675, 2639), (1885, 2345), (1943, 2275)]