51536925

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{631}}^1$

素因数の和:672

約数の個数: 72

約数和(自身を含む): 104229440

約数和(自身を除く): 52692515

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 121, 135, 165, 225, 275, 297, 363, 495, 605, 631, 675, 825, 1089, 1485, 1815, 1893, 2475, 3025, 3155, 3267, 5445, 5679, 6941, 7425, 9075, 9465, 15775, 16335, 17037, 20823, 27225, 28395, 34705, 47325, 62469, 76351, 81675, 85185, 104115, 141975, 173525, 187407, 229053, 312345, 381755, 425925, 520575, 687159, 937035, 1145265, 1561725, 1908775, 2061477, 3435795, 4685175, 5726325, 10307385, 17178975, 51536925]

約数ペア:

[(1, 51536925), (3, 17178975), (5, 10307385), (9, 5726325), (11, 4685175), (15, 3435795), (25, 2061477), (27, 1908775), (33, 1561725), (45, 1145265), (55, 937035), (75, 687159), (99, 520575), (121, 425925), (135, 381755), (165, 312345), (225, 229053), (275, 187407), (297, 173525), (363, 141975), (495, 104115), (605, 85185), (631, 81675), (675, 76351), (825, 62469), (1089, 47325), (1485, 34705), (1815, 28395), (1893, 27225), (2475, 20823), (3025, 17037), (3155, 16335), (3267, 15775), (5445, 9465), (5679, 9075), (6941, 7425)]