1900863075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{78467}}^1$

素因数の和:78516

約数の個数: 48

約数和(自身を含む): 3502811520

約数和(自身を除く): 1601948445

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 4845, 8075, 24225, 78467, 235401, 392335, 1177005, 1333939, 1490873, 1961675, 4001817, 4472619, 5885025, 6669695, 7454365, 20009085, 22363095, 25344841, 33348475, 37271825, 76034523, 100045425, 111815475, 126724205, 380172615, 633621025, 1900863075]

約数ペア:

[(1, 1900863075), (3, 633621025), (5, 380172615), (15, 126724205), (17, 111815475), (19, 100045425), (25, 76034523), (51, 37271825), (57, 33348475), (75, 25344841), (85, 22363095), (95, 20009085), (255, 7454365), (285, 6669695), (323, 5885025), (425, 4472619), (475, 4001817), (969, 1961675), (1275, 1490873), (1425, 1333939), (1615, 1177005), (4845, 392335), (8075, 235401), (24225, 78467)]