73256175

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 138309600

約数和(自身を除く): 65053425

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 103, 109, 145, 225, 261, 309, 327, 435, 515, 545, 725, 927, 981, 1305, 1545, 1635, 2175, 2575, 2725, 2987, 3161, 4635, 4905, 6525, 7725, 8175, 8961, 9483, 11227, 14935, 15805, 23175, 24525, 26883, 28449, 33681, 44805, 47415, 56135, 74675, 79025, 101043, 134415, 142245, 168405, 224025, 237075, 280675, 325583, 505215, 672075, 711225, 842025, 976749, 1627915, 2526075, 2930247, 4883745, 8139575, 14651235, 24418725, 73256175]

約数ペア:

[(1, 73256175), (3, 24418725), (5, 14651235), (9, 8139575), (15, 4883745), (25, 2930247), (29, 2526075), (45, 1627915), (75, 976749), (87, 842025), (103, 711225), (109, 672075), (145, 505215), (225, 325583), (261, 280675), (309, 237075), (327, 224025), (435, 168405), (515, 142245), (545, 134415), (725, 101043), (927, 79025), (981, 74675), (1305, 56135), (1545, 47415), (1635, 44805), (2175, 33681), (2575, 28449), (2725, 26883), (2987, 24525), (3161, 23175), (4635, 15805), (4905, 14935), (6525, 11227), (7725, 9483), (8175, 8961)]