79747275

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 139991040

約数和(自身を除く): 60243765

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 191, 285, 293, 475, 573, 879, 955, 1425, 1465, 2865, 3629, 4395, 4775, 5567, 7325, 10887, 14325, 16701, 18145, 21975, 27835, 54435, 55963, 83505, 90725, 139175, 167889, 272175, 279815, 417525, 839445, 1063297, 1399075, 3189891, 4197225, 5316485, 15949455, 26582425, 79747275]

約数ペア:

[(1, 79747275), (3, 26582425), (5, 15949455), (15, 5316485), (19, 4197225), (25, 3189891), (57, 1399075), (75, 1063297), (95, 839445), (191, 417525), (285, 279815), (293, 272175), (475, 167889), (573, 139175), (879, 90725), (955, 83505), (1425, 55963), (1465, 54435), (2865, 27835), (3629, 21975), (4395, 18145), (4775, 16701), (5567, 14325), (7325, 10887)]