145485025

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 216057600

約数和(自身を除く): 70572575

約数列:

[1, 5, 7, 25, 29, 35, 109, 145, 175, 203, 263, 545, 725, 763, 1015, 1315, 1841, 2725, 3161, 3815, 5075, 6575, 7627, 9205, 15805, 19075, 22127, 28667, 38135, 46025, 53389, 79025, 110635, 143335, 190675, 200669, 266945, 553175, 716675, 831343, 1003345, 1334725, 4156715, 5016725, 5819401, 20783575, 29097005, 145485025]

約数ペア:

[(1, 145485025), (5, 29097005), (7, 20783575), (25, 5819401), (29, 5016725), (35, 4156715), (109, 1334725), (145, 1003345), (175, 831343), (203, 716675), (263, 553175), (545, 266945), (725, 200669), (763, 190675), (1015, 143335), (1315, 110635), (1841, 79025), (2725, 53389), (3161, 46025), (3815, 38135), (5075, 28667), (6575, 22127), (7627, 19075), (9205, 15805)]