87949575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2981

約数の個数: 72

約数和(自身を含む): 189571200

約数和(自身を除く): 101621625

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1995, 2939, 3325, 4275, 5985, 8817, 9975, 14695, 20573, 26451, 29925, 44085, 55841, 61719, 73475, 102865, 132255, 167523, 185157, 220425, 279205, 308595, 390887, 502569, 514325, 661275, 837615, 925785, 1172661, 1396025, 1542975, 1954435, 2512845, 3517983, 4188075, 4628925, 5863305, 9772175, 12564225, 17589915, 29316525, 87949575]

約数ペア:

[(1, 87949575), (3, 29316525), (5, 17589915), (7, 12564225), (9, 9772175), (15, 5863305), (19, 4628925), (21, 4188075), (25, 3517983), (35, 2512845), (45, 1954435), (57, 1542975), (63, 1396025), (75, 1172661), (95, 925785), (105, 837615), (133, 661275), (171, 514325), (175, 502569), (225, 390887), (285, 308595), (315, 279205), (399, 220425), (475, 185157), (525, 167523), (665, 132255), (855, 102865), (1197, 73475), (1425, 61719), (1575, 55841), (1995, 44085), (2939, 29925), (3325, 26451), (4275, 20573), (5985, 14695), (8817, 9975)]