85367800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 239181120

約数和(自身を除く): 153813320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 49, 50, 56, 62, 70, 98, 100, 124, 140, 155, 175, 196, 200, 217, 245, 248, 280, 281, 310, 350, 392, 434, 490, 562, 620, 700, 775, 868, 980, 1085, 1124, 1225, 1240, 1400, 1405, 1519, 1550, 1736, 1960, 1967, 2170, 2248, 2450, 2810, 3038, 3100, 3934, 4340, 4900, 5425, 5620, 6076, 6200, 7025, 7595, 7868, 8680, 8711, 9800, 9835, 10850, 11240, 12152, 13769, 14050, 15190, 15736, 17422, 19670, 21700, 27538, 28100, 30380, 34844, 37975, 39340, 43400, 43555, 49175, 55076, 56200, 60760, 60977, 68845, 69688, 75950, 78680, 87110, 98350, 110152, 121954, 137690, 151900, 174220, 196700, 217775, 243908, 275380, 303800, 304885, 344225, 348440, 393400, 426839, 435550, 487816, 550760, 609770, 688450, 853678, 871100, 1219540, 1376900, 1524425, 1707356, 1742200, 2134195, 2439080, 2753800, 3048850, 3414712, 4268390, 6097700, 8536780, 10670975, 12195400, 17073560, 21341950, 42683900, 85367800]

約数ペア:

[(1, 85367800), (2, 42683900), (4, 21341950), (5, 17073560), (7, 12195400), (8, 10670975), (10, 8536780), (14, 6097700), (20, 4268390), (25, 3414712), (28, 3048850), (31, 2753800), (35, 2439080), (40, 2134195), (49, 1742200), (50, 1707356), (56, 1524425), (62, 1376900), (70, 1219540), (98, 871100), (100, 853678), (124, 688450), (140, 609770), (155, 550760), (175, 487816), (196, 435550), (200, 426839), (217, 393400), (245, 348440), (248, 344225), (280, 304885), (281, 303800), (310, 275380), (350, 243908), (392, 217775), (434, 196700), (490, 174220), (562, 151900), (620, 137690), (700, 121954), (775, 110152), (868, 98350), (980, 87110), (1085, 78680), (1124, 75950), (1225, 69688), (1240, 68845), (1400, 60977), (1405, 60760), (1519, 56200), (1550, 55076), (1736, 49175), (1960, 43555), (1967, 43400), (2170, 39340), (2248, 37975), (2450, 34844), (2810, 30380), (3038, 28100), (3100, 27538), (3934, 21700), (4340, 19670), (4900, 17422), (5425, 15736), (5620, 15190), (6076, 14050), (6200, 13769), (7025, 12152), (7595, 11240), (7868, 10850), (8680, 9835), (8711, 9800)]