71245568

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 149007600

約数和(自身を除く): 77762032

約数列:

[1, 2, 4, 8, 16, 32, 53, 59, 64, 89, 106, 118, 128, 178, 212, 236, 256, 356, 424, 472, 712, 848, 944, 1424, 1696, 1888, 2848, 3127, 3392, 3776, 4717, 5251, 5696, 6254, 6784, 7552, 9434, 10502, 11392, 12508, 13568, 15104, 18868, 21004, 22784, 25016, 37736, 42008, 50032, 75472, 84016, 100064, 150944, 168032, 200128, 278303, 301888, 336064, 400256, 556606, 603776, 672128, 800512, 1113212, 1207552, 1344256, 2226424, 4452848, 8905696, 17811392, 35622784, 71245568]

約数ペア:

[(1, 71245568), (2, 35622784), (4, 17811392), (8, 8905696), (16, 4452848), (32, 2226424), (53, 1344256), (59, 1207552), (64, 1113212), (89, 800512), (106, 672128), (118, 603776), (128, 556606), (178, 400256), (212, 336064), (236, 301888), (256, 278303), (356, 200128), (424, 168032), (472, 150944), (712, 100064), (848, 84016), (944, 75472), (1424, 50032), (1696, 42008), (1888, 37736), (2848, 25016), (3127, 22784), (3392, 21004), (3776, 18868), (4717, 15104), (5251, 13568), (5696, 12508), (6254, 11392), (6784, 10502), (7552, 9434)]