90777400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 251267400

約数和(自身を除く): 160490000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 59, 70, 98, 100, 118, 140, 157, 175, 196, 200, 236, 245, 280, 295, 314, 350, 392, 413, 472, 490, 590, 628, 700, 785, 826, 980, 1099, 1180, 1225, 1256, 1400, 1475, 1570, 1652, 1960, 2065, 2198, 2360, 2450, 2891, 2950, 3140, 3304, 3925, 4130, 4396, 4900, 5495, 5782, 5900, 6280, 7693, 7850, 8260, 8792, 9263, 9800, 10325, 10990, 11564, 11800, 14455, 15386, 15700, 16520, 18526, 20650, 21980, 23128, 27475, 28910, 30772, 31400, 37052, 38465, 41300, 43960, 46315, 54950, 57820, 61544, 64841, 72275, 74104, 76930, 82600, 92630, 109900, 115640, 129682, 144550, 153860, 185260, 192325, 219800, 231575, 259364, 289100, 307720, 324205, 370520, 384650, 453887, 463150, 518728, 578200, 648410, 769300, 907774, 926300, 1296820, 1538600, 1621025, 1815548, 1852600, 2269435, 2593640, 3242050, 3631096, 4538870, 6484100, 9077740, 11347175, 12968200, 18155480, 22694350, 45388700, 90777400]

約数ペア:

[(1, 90777400), (2, 45388700), (4, 22694350), (5, 18155480), (7, 12968200), (8, 11347175), (10, 9077740), (14, 6484100), (20, 4538870), (25, 3631096), (28, 3242050), (35, 2593640), (40, 2269435), (49, 1852600), (50, 1815548), (56, 1621025), (59, 1538600), (70, 1296820), (98, 926300), (100, 907774), (118, 769300), (140, 648410), (157, 578200), (175, 518728), (196, 463150), (200, 453887), (236, 384650), (245, 370520), (280, 324205), (295, 307720), (314, 289100), (350, 259364), (392, 231575), (413, 219800), (472, 192325), (490, 185260), (590, 153860), (628, 144550), (700, 129682), (785, 115640), (826, 109900), (980, 92630), (1099, 82600), (1180, 76930), (1225, 74104), (1256, 72275), (1400, 64841), (1475, 61544), (1570, 57820), (1652, 54950), (1960, 46315), (2065, 43960), (2198, 41300), (2360, 38465), (2450, 37052), (2891, 31400), (2950, 30772), (3140, 28910), (3304, 27475), (3925, 23128), (4130, 21980), (4396, 20650), (4900, 18526), (5495, 16520), (5782, 15700), (5900, 15386), (6280, 14455), (7693, 11800), (7850, 11564), (8260, 10990), (8792, 10325), (9263, 9800)]