25521750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:244

約数の個数: 128

約数和(自身を含む): 74880000

約数和(自身を除く): 49358250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 27, 30, 38, 45, 50, 54, 57, 75, 90, 95, 114, 125, 135, 150, 171, 190, 199, 225, 250, 270, 285, 342, 375, 398, 450, 475, 513, 570, 597, 675, 750, 855, 950, 995, 1026, 1125, 1194, 1350, 1425, 1710, 1791, 1990, 2250, 2375, 2565, 2850, 2985, 3375, 3582, 3781, 4275, 4750, 4975, 5130, 5373, 5970, 6750, 7125, 7562, 8550, 8955, 9950, 10746, 11343, 12825, 14250, 14925, 17910, 18905, 21375, 22686, 24875, 25650, 26865, 29850, 34029, 37810, 42750, 44775, 49750, 53730, 56715, 64125, 68058, 74625, 89550, 94525, 102087, 113430, 128250, 134325, 149250, 170145, 189050, 204174, 223875, 268650, 283575, 340290, 447750, 472625, 510435, 567150, 671625, 850725, 945250, 1020870, 1343250, 1417875, 1701450, 2552175, 2835750, 4253625, 5104350, 8507250, 12760875, 25521750]

約数ペア:

[(1, 25521750), (2, 12760875), (3, 8507250), (5, 5104350), (6, 4253625), (9, 2835750), (10, 2552175), (15, 1701450), (18, 1417875), (19, 1343250), (25, 1020870), (27, 945250), (30, 850725), (38, 671625), (45, 567150), (50, 510435), (54, 472625), (57, 447750), (75, 340290), (90, 283575), (95, 268650), (114, 223875), (125, 204174), (135, 189050), (150, 170145), (171, 149250), (190, 134325), (199, 128250), (225, 113430), (250, 102087), (270, 94525), (285, 89550), (342, 74625), (375, 68058), (398, 64125), (450, 56715), (475, 53730), (513, 49750), (570, 44775), (597, 42750), (675, 37810), (750, 34029), (855, 29850), (950, 26865), (995, 25650), (1026, 24875), (1125, 22686), (1194, 21375), (1350, 18905), (1425, 17910), (1710, 14925), (1791, 14250), (1990, 12825), (2250, 11343), (2375, 10746), (2565, 9950), (2850, 8955), (2985, 8550), (3375, 7562), (3582, 7125), (3781, 6750), (4275, 5970), (4750, 5373), (4975, 5130)]