77804480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:406

約数の個数: 112

約数和(自身を含む): 203545440

約数和(自身を除く): 125740960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 64, 65, 80, 104, 118, 130, 160, 208, 236, 260, 295, 317, 320, 416, 472, 520, 590, 634, 767, 832, 944, 1040, 1180, 1268, 1534, 1585, 1888, 2080, 2360, 2536, 3068, 3170, 3776, 3835, 4121, 4160, 4720, 5072, 6136, 6340, 7670, 8242, 9440, 10144, 12272, 12680, 15340, 16484, 18703, 18880, 20288, 20605, 24544, 25360, 30680, 32968, 37406, 41210, 49088, 50720, 61360, 65936, 74812, 82420, 93515, 101440, 122720, 131872, 149624, 164840, 187030, 243139, 245440, 263744, 299248, 329680, 374060, 486278, 598496, 659360, 748120, 972556, 1196992, 1215695, 1318720, 1496240, 1945112, 2431390, 2992480, 3890224, 4862780, 5984960, 7780448, 9725560, 15560896, 19451120, 38902240, 77804480]

約数ペア:

[(1, 77804480), (2, 38902240), (4, 19451120), (5, 15560896), (8, 9725560), (10, 7780448), (13, 5984960), (16, 4862780), (20, 3890224), (26, 2992480), (32, 2431390), (40, 1945112), (52, 1496240), (59, 1318720), (64, 1215695), (65, 1196992), (80, 972556), (104, 748120), (118, 659360), (130, 598496), (160, 486278), (208, 374060), (236, 329680), (260, 299248), (295, 263744), (317, 245440), (320, 243139), (416, 187030), (472, 164840), (520, 149624), (590, 131872), (634, 122720), (767, 101440), (832, 93515), (944, 82420), (1040, 74812), (1180, 65936), (1268, 61360), (1534, 50720), (1585, 49088), (1888, 41210), (2080, 37406), (2360, 32968), (2536, 30680), (3068, 25360), (3170, 24544), (3776, 20605), (3835, 20288), (4121, 18880), (4160, 18703), (4720, 16484), (5072, 15340), (6136, 12680), (6340, 12272), (7670, 10144), (8242, 9440)]