1788822016

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2713

約数の個数: 80

約数和(自身を含む): 3776686848

約数和(自身を除く): 1987864832

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 86, 124, 128, 172, 248, 256, 344, 496, 512, 688, 992, 1333, 1376, 1984, 2621, 2666, 2752, 3968, 5242, 5332, 5504, 7936, 10484, 10664, 11008, 15872, 20968, 21328, 22016, 41936, 42656, 81251, 83872, 85312, 112703, 162502, 167744, 170624, 225406, 325004, 335488, 341248, 450812, 650008, 670976, 682496, 901624, 1300016, 1341952, 1803248, 2600032, 3493793, 3606496, 5200064, 6987586, 7212992, 10400128, 13975172, 14425984, 20800256, 27950344, 28851968, 41600512, 55900688, 57703936, 111801376, 223602752, 447205504, 894411008, 1788822016]

約数ペア:

[(1, 1788822016), (2, 894411008), (4, 447205504), (8, 223602752), (16, 111801376), (31, 57703936), (32, 55900688), (43, 41600512), (62, 28851968), (64, 27950344), (86, 20800256), (124, 14425984), (128, 13975172), (172, 10400128), (248, 7212992), (256, 6987586), (344, 5200064), (496, 3606496), (512, 3493793), (688, 2600032), (992, 1803248), (1333, 1341952), (1376, 1300016), (1984, 901624), (2621, 682496), (2666, 670976), (2752, 650008), (3968, 450812), (5242, 341248), (5332, 335488), (5504, 325004), (7936, 225406), (10484, 170624), (10664, 167744), (11008, 162502), (15872, 112703), (20968, 85312), (21328, 83872), (22016, 81251), (41936, 42656)]