51781950

素因数分解:

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

素因数の和:360

約数の個数: 144

約数和(自身を含む): 157333680

約数和(自身を除く): 105551730

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 90, 99, 110, 121, 135, 150, 165, 198, 225, 242, 270, 275, 297, 317, 330, 363, 450, 495, 550, 594, 605, 634, 675, 726, 825, 951, 990, 1089, 1210, 1350, 1485, 1585, 1650, 1815, 1902, 2178, 2475, 2853, 2970, 3025, 3170, 3267, 3487, 3630, 4755, 4950, 5445, 5706, 6050, 6534, 6974, 7425, 7925, 8559, 9075, 9510, 10461, 10890, 14265, 14850, 15850, 16335, 17118, 17435, 18150, 20922, 23775, 27225, 28530, 31383, 32670, 34870, 38357, 42795, 47550, 52305, 54450, 62766, 71325, 76714, 81675, 85590, 87175, 94149, 104610, 115071, 142650, 156915, 163350, 174350, 188298, 191785, 213975, 230142, 261525, 313830, 345213, 383570, 427950, 470745, 523050, 575355, 690426, 784575, 941490, 958925, 1035639, 1150710, 1569150, 1726065, 1917850, 2071278, 2353725, 2876775, 3452130, 4707450, 5178195, 5753550, 8630325, 10356390, 17260650, 25890975, 51781950]

約数ペア:

[(1, 51781950), (2, 25890975), (3, 17260650), (5, 10356390), (6, 8630325), (9, 5753550), (10, 5178195), (11, 4707450), (15, 3452130), (18, 2876775), (22, 2353725), (25, 2071278), (27, 1917850), (30, 1726065), (33, 1569150), (45, 1150710), (50, 1035639), (54, 958925), (55, 941490), (66, 784575), (75, 690426), (90, 575355), (99, 523050), (110, 470745), (121, 427950), (135, 383570), (150, 345213), (165, 313830), (198, 261525), (225, 230142), (242, 213975), (270, 191785), (275, 188298), (297, 174350), (317, 163350), (330, 156915), (363, 142650), (450, 115071), (495, 104610), (550, 94149), (594, 87175), (605, 85590), (634, 81675), (675, 76714), (726, 71325), (825, 62766), (951, 54450), (990, 52305), (1089, 47550), (1210, 42795), (1350, 38357), (1485, 34870), (1585, 32670), (1650, 31383), (1815, 28530), (1902, 27225), (2178, 23775), (2475, 20922), (2853, 18150), (2970, 17435), (3025, 17118), (3170, 16335), (3267, 15850), (3487, 14850), (3630, 14265), (4755, 10890), (4950, 10461), (5445, 9510), (5706, 9075), (6050, 8559), (6534, 7925), (6974, 7425)]