About the Number

71974890

71974889 ← → 71974891

2進数表記:100010010100011111111101010

漢数字表記:七千百九十七万四千八百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 227 1 × 271 1

素因数の和:524
約数の個数: 96
約数和(自身を含む): 203164416
約数和(自身を除く): 131189526

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 227, 234, 271, 390, 454, 542, 585, 681, 813, 1135, 1170, 1355, 1362, 1626, 2043, 2270, 2439, 2710, 2951, 3405, 3523, 4065, 4086, 4878, 5902, 6810, 7046, 8130, 8853, 10215, 10569, 12195, 14755, 17615, 17706, 20430, 21138, 24390, 26559, 29510, 31707, 35230, 44265, 52845, 53118, 61517, 63414, 88530, 105690, 123034, 132795, 158535, 184551, 265590, 307585, 317070, 369102, 553653, 615170, 799721, 922755, 1107306, 1599442, 1845510, 2399163, 2768265, 3998605, 4798326, 5536530, 7197489, 7997210, 11995815, 14394978, 23991630, 35987445, 71974890]

約数ペア:
[(1, 71974890), (2, 35987445), (3, 23991630), (5, 14394978), (6, 11995815), (9, 7997210), (10, 7197489), (13, 5536530), (15, 4798326), (18, 3998605), (26, 2768265), (30, 2399163), (39, 1845510), (45, 1599442), (65, 1107306), (78, 922755), (90, 799721), (117, 615170), (130, 553653), (195, 369102), (227, 317070), (234, 307585), (271, 265590), (390, 184551), (454, 158535), (542, 132795), (585, 123034), (681, 105690), (813, 88530), (1135, 63414), (1170, 61517), (1355, 53118), (1362, 52845), (1626, 44265), (2043, 35230), (2270, 31707), (2439, 29510), (2710, 26559), (2951, 24390), (3405, 21138), (3523, 20430), (4065, 17706), (4086, 17615), (4878, 14755), (5902, 12195), (6810, 10569), (7046, 10215), (8130, 8853)]

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