About the Number

201997028250

201997028249 ← → 201997028251

2進数表記:10111100000111111101100000101110011010

漢数字表記:二千十九億九千七百二万八千二百五十

素因数分解:

2 1 × 3 2 × 5 3 × 227 1 × 395491 1

素因数の和:395741
約数の個数: 96
約数和(自身を含む): 548607518784
約数和(自身を除く): 346610490534

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 227, 250, 375, 450, 454, 681, 750, 1125, 1135, 1362, 2043, 2250, 2270, 3405, 4086, 5675, 6810, 10215, 11350, 17025, 20430, 28375, 34050, 51075, 56750, 85125, 102150, 170250, 255375, 395491, 510750, 790982, 1186473, 1977455, 2372946, 3559419, 3954910, 5932365, 7118838, 9887275, 11864730, 17797095, 19774550, 29661825, 35594190, 49436375, 59323650, 88985475, 89776457, 98872750, 148309125, 177970950, 179552914, 269329371, 296618250, 444927375, 448882285, 538658742, 807988113, 889854750, 897764570, 1346646855, 1615976226, 2244411425, 2693293710, 4039940565, 4488822850, 6733234275, 8079881130, 11222057125, 13466468550, 20199702825, 22444114250, 33666171375, 40399405650, 67332342750, 100998514125, 201997028250]

約数ペア:
[(1, 201997028250), (2, 100998514125), (3, 67332342750), (5, 40399405650), (6, 33666171375), (9, 22444114250), (10, 20199702825), (15, 13466468550), (18, 11222057125), (25, 8079881130), (30, 6733234275), (45, 4488822850), (50, 4039940565), (75, 2693293710), (90, 2244411425), (125, 1615976226), (150, 1346646855), (225, 897764570), (227, 889854750), (250, 807988113), (375, 538658742), (450, 448882285), (454, 444927375), (681, 296618250), (750, 269329371), (1125, 179552914), (1135, 177970950), (1362, 148309125), (2043, 98872750), (2250, 89776457), (2270, 88985475), (3405, 59323650), (4086, 49436375), (5675, 35594190), (6810, 29661825), (10215, 19774550), (11350, 17797095), (17025, 11864730), (20430, 9887275), (28375, 7118838), (34050, 5932365), (51075, 3954910), (56750, 3559419), (85125, 2372946), (102150, 1977455), (170250, 1186473), (255375, 790982), (395491, 510750)]

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