28543650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 72

約数和(自身を含む): 73276560

約数和(自身を除く): 44732910

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 50, 74, 75, 111, 139, 150, 185, 222, 278, 370, 417, 555, 695, 834, 925, 1110, 1369, 1390, 1850, 2085, 2738, 2775, 3475, 4107, 4170, 5143, 5550, 6845, 6950, 8214, 10286, 10425, 13690, 15429, 20535, 20850, 25715, 30858, 34225, 41070, 51430, 68450, 77145, 102675, 128575, 154290, 190291, 205350, 257150, 380582, 385725, 570873, 771450, 951455, 1141746, 1902910, 2854365, 4757275, 5708730, 9514550, 14271825, 28543650]

約数ペア:

[(1, 28543650), (2, 14271825), (3, 9514550), (5, 5708730), (6, 4757275), (10, 2854365), (15, 1902910), (25, 1141746), (30, 951455), (37, 771450), (50, 570873), (74, 385725), (75, 380582), (111, 257150), (139, 205350), (150, 190291), (185, 154290), (222, 128575), (278, 102675), (370, 77145), (417, 68450), (555, 51430), (695, 41070), (834, 34225), (925, 30858), (1110, 25715), (1369, 20850), (1390, 20535), (1850, 15429), (2085, 13690), (2738, 10425), (2775, 10286), (3475, 8214), (4107, 6950), (4170, 6845), (5143, 5550)]