1640766080

素因数分解:

$2^7\times 5^1\times {\mathrm{283}}^1\times {\mathrm{9059}}^1$

素因数の和:9361

約数の個数: 64

約数和(自身を含む): 3936751200

約数和(自身を除く): 2295985120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 283, 320, 566, 640, 1132, 1415, 2264, 2830, 4528, 5660, 9056, 9059, 11320, 18112, 18118, 22640, 36224, 36236, 45280, 45295, 72472, 90560, 90590, 144944, 181120, 181180, 289888, 362360, 579776, 724720, 1159552, 1449440, 2563697, 2898880, 5127394, 5797760, 10254788, 12818485, 20509576, 25636970, 41019152, 51273940, 82038304, 102547880, 164076608, 205095760, 328153216, 410191520, 820383040, 1640766080]

約数ペア:

[(1, 1640766080), (2, 820383040), (4, 410191520), (5, 328153216), (8, 205095760), (10, 164076608), (16, 102547880), (20, 82038304), (32, 51273940), (40, 41019152), (64, 25636970), (80, 20509576), (128, 12818485), (160, 10254788), (283, 5797760), (320, 5127394), (566, 2898880), (640, 2563697), (1132, 1449440), (1415, 1159552), (2264, 724720), (2830, 579776), (4528, 362360), (5660, 289888), (9056, 181180), (9059, 181120), (11320, 144944), (18112, 90590), (18118, 90560), (22640, 72472), (36224, 45295), (36236, 45280)]