25890975

素因数分解:

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

素因数の和:358

約数の個数: 72

約数和(自身を含む): 52444560

約数和(自身を除く): 26553585

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 121, 135, 165, 225, 275, 297, 317, 363, 495, 605, 675, 825, 951, 1089, 1485, 1585, 1815, 2475, 2853, 3025, 3267, 3487, 4755, 5445, 7425, 7925, 8559, 9075, 10461, 14265, 16335, 17435, 23775, 27225, 31383, 38357, 42795, 52305, 71325, 81675, 87175, 94149, 115071, 156915, 191785, 213975, 261525, 345213, 470745, 575355, 784575, 958925, 1035639, 1726065, 2353725, 2876775, 5178195, 8630325, 25890975]

約数ペア:

[(1, 25890975), (3, 8630325), (5, 5178195), (9, 2876775), (11, 2353725), (15, 1726065), (25, 1035639), (27, 958925), (33, 784575), (45, 575355), (55, 470745), (75, 345213), (99, 261525), (121, 213975), (135, 191785), (165, 156915), (225, 115071), (275, 94149), (297, 87175), (317, 81675), (363, 71325), (495, 52305), (605, 42795), (675, 38357), (825, 31383), (951, 27225), (1089, 23775), (1485, 17435), (1585, 16335), (1815, 14265), (2475, 10461), (2853, 9075), (3025, 8559), (3267, 7925), (3487, 7425), (4755, 5445)]