89180025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 167822592

約数和(自身を除く): 78642567

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 121, 155, 165, 275, 317, 341, 363, 465, 605, 775, 825, 951, 1023, 1585, 1705, 1815, 2325, 3025, 3487, 3751, 4755, 5115, 7925, 8525, 9075, 9827, 10461, 11253, 17435, 18755, 23775, 25575, 29481, 38357, 49135, 52305, 56265, 87175, 93775, 108097, 115071, 147405, 191785, 245675, 261525, 281325, 324291, 540485, 575355, 737025, 958925, 1189067, 1621455, 2702425, 2876775, 3567201, 5945335, 8107275, 17836005, 29726675, 89180025]

約数ペア:

[(1, 89180025), (3, 29726675), (5, 17836005), (11, 8107275), (15, 5945335), (25, 3567201), (31, 2876775), (33, 2702425), (55, 1621455), (75, 1189067), (93, 958925), (121, 737025), (155, 575355), (165, 540485), (275, 324291), (317, 281325), (341, 261525), (363, 245675), (465, 191785), (605, 147405), (775, 115071), (825, 108097), (951, 93775), (1023, 87175), (1585, 56265), (1705, 52305), (1815, 49135), (2325, 38357), (3025, 29481), (3487, 25575), (3751, 23775), (4755, 18755), (5115, 17435), (7925, 11253), (8525, 10461), (9075, 9827)]