28280800

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 144

約数和(自身を含む): 75932640

約数和(自身を除く): 47651840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 29, 32, 40, 46, 50, 53, 58, 80, 92, 100, 106, 115, 116, 145, 160, 184, 200, 212, 230, 232, 265, 290, 368, 400, 424, 460, 464, 530, 575, 580, 667, 725, 736, 800, 848, 920, 928, 1060, 1150, 1160, 1219, 1325, 1334, 1450, 1537, 1696, 1840, 2120, 2300, 2320, 2438, 2650, 2668, 2900, 3074, 3335, 3680, 4240, 4600, 4640, 4876, 5300, 5336, 5800, 6095, 6148, 6670, 7685, 8480, 9200, 9752, 10600, 10672, 11600, 12190, 12296, 13340, 15370, 16675, 18400, 19504, 21200, 21344, 23200, 24380, 24592, 26680, 30475, 30740, 33350, 35351, 38425, 39008, 42400, 48760, 49184, 53360, 60950, 61480, 66700, 70702, 76850, 97520, 106720, 121900, 122960, 133400, 141404, 153700, 176755, 195040, 243800, 245920, 266800, 282808, 307400, 353510, 487600, 533600, 565616, 614800, 707020, 883775, 975200, 1131232, 1229600, 1414040, 1767550, 2828080, 3535100, 5656160, 7070200, 14140400, 28280800]

約数ペア:

[(1, 28280800), (2, 14140400), (4, 7070200), (5, 5656160), (8, 3535100), (10, 2828080), (16, 1767550), (20, 1414040), (23, 1229600), (25, 1131232), (29, 975200), (32, 883775), (40, 707020), (46, 614800), (50, 565616), (53, 533600), (58, 487600), (80, 353510), (92, 307400), (100, 282808), (106, 266800), (115, 245920), (116, 243800), (145, 195040), (160, 176755), (184, 153700), (200, 141404), (212, 133400), (230, 122960), (232, 121900), (265, 106720), (290, 97520), (368, 76850), (400, 70702), (424, 66700), (460, 61480), (464, 60950), (530, 53360), (575, 49184), (580, 48760), (667, 42400), (725, 39008), (736, 38425), (800, 35351), (848, 33350), (920, 30740), (928, 30475), (1060, 26680), (1150, 24592), (1160, 24380), (1219, 23200), (1325, 21344), (1334, 21200), (1450, 19504), (1537, 18400), (1696, 16675), (1840, 15370), (2120, 13340), (2300, 12296), (2320, 12190), (2438, 11600), (2650, 10672), (2668, 10600), (2900, 9752), (3074, 9200), (3335, 8480), (3680, 7685), (4240, 6670), (4600, 6148), (4640, 6095), (4876, 5800), (5300, 5336)]