64748320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4447}}^1$

素因数の和:4482

約数の個数: 96

約数和(自身を含む): 188310528

約数和(自身を除く): 123562208

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 4447, 7280, 8894, 14560, 17788, 22235, 31129, 35576, 44470, 57811, 62258, 71152, 88940, 115622, 124516, 142304, 155645, 177880, 231244, 249032, 289055, 311290, 355760, 404677, 462488, 498064, 578110, 622580, 711520, 809354, 924976, 996128, 1156220, 1245160, 1618708, 1849952, 2023385, 2312440, 2490320, 3237416, 4046770, 4624880, 4980640, 6474832, 8093540, 9249760, 12949664, 16187080, 32374160, 64748320]

約数ペア:

[(1, 64748320), (2, 32374160), (4, 16187080), (5, 12949664), (7, 9249760), (8, 8093540), (10, 6474832), (13, 4980640), (14, 4624880), (16, 4046770), (20, 3237416), (26, 2490320), (28, 2312440), (32, 2023385), (35, 1849952), (40, 1618708), (52, 1245160), (56, 1156220), (65, 996128), (70, 924976), (80, 809354), (91, 711520), (104, 622580), (112, 578110), (130, 498064), (140, 462488), (160, 404677), (182, 355760), (208, 311290), (224, 289055), (260, 249032), (280, 231244), (364, 177880), (416, 155645), (455, 142304), (520, 124516), (560, 115622), (728, 88940), (910, 71152), (1040, 62258), (1120, 57811), (1456, 44470), (1820, 35576), (2080, 31129), (2912, 22235), (3640, 17788), (4447, 14560), (7280, 8894)]