25645500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 83472480

約数和(自身を除く): 57826980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 50, 60, 75, 82, 90, 100, 123, 125, 139, 150, 164, 180, 205, 225, 246, 250, 278, 300, 369, 375, 410, 417, 450, 492, 500, 556, 615, 695, 738, 750, 820, 834, 900, 1025, 1125, 1230, 1251, 1390, 1476, 1500, 1668, 1845, 2050, 2085, 2250, 2460, 2502, 2780, 3075, 3475, 3690, 4100, 4170, 4500, 5004, 5125, 5699, 6150, 6255, 6950, 7380, 8340, 9225, 10250, 10425, 11398, 12300, 12510, 13900, 15375, 17097, 17375, 18450, 20500, 20850, 22796, 25020, 28495, 30750, 31275, 34194, 34750, 36900, 41700, 46125, 51291, 52125, 56990, 61500, 62550, 68388, 69500, 85485, 92250, 102582, 104250, 113980, 125100, 142475, 156375, 170970, 184500, 205164, 208500, 256455, 284950, 312750, 341940, 427425, 512910, 569900, 625500, 712375, 854850, 1025820, 1282275, 1424750, 1709700, 2137125, 2564550, 2849500, 4274250, 5129100, 6411375, 8548500, 12822750, 25645500]

約数ペア:

[(1, 25645500), (2, 12822750), (3, 8548500), (4, 6411375), (5, 5129100), (6, 4274250), (9, 2849500), (10, 2564550), (12, 2137125), (15, 1709700), (18, 1424750), (20, 1282275), (25, 1025820), (30, 854850), (36, 712375), (41, 625500), (45, 569900), (50, 512910), (60, 427425), (75, 341940), (82, 312750), (90, 284950), (100, 256455), (123, 208500), (125, 205164), (139, 184500), (150, 170970), (164, 156375), (180, 142475), (205, 125100), (225, 113980), (246, 104250), (250, 102582), (278, 92250), (300, 85485), (369, 69500), (375, 68388), (410, 62550), (417, 61500), (450, 56990), (492, 52125), (500, 51291), (556, 46125), (615, 41700), (695, 36900), (738, 34750), (750, 34194), (820, 31275), (834, 30750), (900, 28495), (1025, 25020), (1125, 22796), (1230, 20850), (1251, 20500), (1390, 18450), (1476, 17375), (1500, 17097), (1668, 15375), (1845, 13900), (2050, 12510), (2085, 12300), (2250, 11398), (2460, 10425), (2502, 10250), (2780, 9225), (3075, 8340), (3475, 7380), (3690, 6950), (4100, 6255), (4170, 6150), (4500, 5699), (5004, 5125)]