About the Number

49728386240

49728386239 ← → 49728386241

2進数表記:101110010100000010101111010011000000

漢数字表記:四百九十七億二千八百三十八万六千二百四十

素因数分解:

2 6 × 5 1 × 13 1 × 67 1 × 178417 1

素因数の和:178514
約数の個数: 112
約数和(自身を含む): 129428699232
約数和(自身を除く): 79700312992

約数列:
[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 130, 134, 160, 208, 260, 268, 320, 335, 416, 520, 536, 670, 832, 871, 1040, 1072, 1340, 1742, 2080, 2144, 2680, 3484, 4160, 4288, 4355, 5360, 6968, 8710, 10720, 13936, 17420, 21440, 27872, 34840, 55744, 69680, 139360, 178417, 278720, 356834, 713668, 892085, 1427336, 1784170, 2319421, 2854672, 3568340, 4638842, 5709344, 7136680, 9277684, 11418688, 11597105, 11953939, 14273360, 18555368, 23194210, 23907878, 28546720, 37110736, 46388420, 47815756, 57093440, 59769695, 74221472, 92776840, 95631512, 119539390, 148442944, 155401207, 185553680, 191263024, 239078780, 310802414, 371107360, 382526048, 478157560, 621604828, 742214720, 765052096, 777006035, 956315120, 1243209656, 1554012070, 1912630240, 2486419312, 3108024140, 3825260480, 4972838624, 6216048280, 9945677248, 12432096560, 24864193120, 49728386240]

約数ペア:
[(1, 49728386240), (2, 24864193120), (4, 12432096560), (5, 9945677248), (8, 6216048280), (10, 4972838624), (13, 3825260480), (16, 3108024140), (20, 2486419312), (26, 1912630240), (32, 1554012070), (40, 1243209656), (52, 956315120), (64, 777006035), (65, 765052096), (67, 742214720), (80, 621604828), (104, 478157560), (130, 382526048), (134, 371107360), (160, 310802414), (208, 239078780), (260, 191263024), (268, 185553680), (320, 155401207), (335, 148442944), (416, 119539390), (520, 95631512), (536, 92776840), (670, 74221472), (832, 59769695), (871, 57093440), (1040, 47815756), (1072, 46388420), (1340, 37110736), (1742, 28546720), (2080, 23907878), (2144, 23194210), (2680, 18555368), (3484, 14273360), (4160, 11953939), (4288, 11597105), (4355, 11418688), (5360, 9277684), (6968, 7136680), (8710, 5709344), (10720, 4638842), (13936, 3568340), (17420, 2854672), (21440, 2319421), (27872, 1784170), (34840, 1427336), (55744, 892085), (69680, 713668), (139360, 356834), (178417, 278720)]

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