25145550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 75731760

約数和(自身を除く): 50586210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 25, 30, 34, 38, 45, 50, 51, 57, 75, 85, 90, 95, 102, 114, 150, 153, 170, 171, 173, 190, 225, 255, 285, 306, 323, 342, 346, 425, 450, 475, 510, 519, 570, 646, 765, 850, 855, 865, 950, 969, 1038, 1275, 1425, 1530, 1557, 1615, 1710, 1730, 1938, 2550, 2595, 2850, 2907, 2941, 3114, 3230, 3287, 3825, 4275, 4325, 4845, 5190, 5814, 5882, 6574, 7650, 7785, 8075, 8550, 8650, 8823, 9690, 9861, 12975, 14535, 14705, 15570, 16150, 16435, 17646, 19722, 24225, 25950, 26469, 29070, 29410, 29583, 32870, 38925, 44115, 48450, 49305, 52938, 55879, 59166, 72675, 73525, 77850, 82175, 88230, 98610, 111758, 132345, 145350, 147050, 147915, 164350, 167637, 220575, 246525, 264690, 279395, 295830, 335274, 441150, 493050, 502911, 558790, 661725, 739575, 838185, 1005822, 1323450, 1396975, 1479150, 1676370, 2514555, 2793950, 4190925, 5029110, 8381850, 12572775, 25145550]

約数ペア:

[(1, 25145550), (2, 12572775), (3, 8381850), (5, 5029110), (6, 4190925), (9, 2793950), (10, 2514555), (15, 1676370), (17, 1479150), (18, 1396975), (19, 1323450), (25, 1005822), (30, 838185), (34, 739575), (38, 661725), (45, 558790), (50, 502911), (51, 493050), (57, 441150), (75, 335274), (85, 295830), (90, 279395), (95, 264690), (102, 246525), (114, 220575), (150, 167637), (153, 164350), (170, 147915), (171, 147050), (173, 145350), (190, 132345), (225, 111758), (255, 98610), (285, 88230), (306, 82175), (323, 77850), (342, 73525), (346, 72675), (425, 59166), (450, 55879), (475, 52938), (510, 49305), (519, 48450), (570, 44115), (646, 38925), (765, 32870), (850, 29583), (855, 29410), (865, 29070), (950, 26469), (969, 25950), (1038, 24225), (1275, 19722), (1425, 17646), (1530, 16435), (1557, 16150), (1615, 15570), (1710, 14705), (1730, 14535), (1938, 12975), (2550, 9861), (2595, 9690), (2850, 8823), (2907, 8650), (2941, 8550), (3114, 8075), (3230, 7785), (3287, 7650), (3825, 6574), (4275, 5882), (4325, 5814), (4845, 5190)]