73021280

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 179625600

約数和(自身を除く): 106604320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 79, 80, 106, 109, 158, 160, 212, 218, 265, 316, 395, 424, 436, 530, 545, 632, 790, 848, 872, 1060, 1090, 1264, 1580, 1696, 1744, 2120, 2180, 2528, 3160, 3488, 4187, 4240, 4360, 5777, 6320, 8374, 8480, 8611, 8720, 11554, 12640, 16748, 17222, 17440, 20935, 23108, 28885, 33496, 34444, 41870, 43055, 46216, 57770, 66992, 68888, 83740, 86110, 92432, 115540, 133984, 137776, 167480, 172220, 184864, 231080, 275552, 334960, 344440, 456383, 462160, 669920, 688880, 912766, 924320, 1377760, 1825532, 2281915, 3651064, 4563830, 7302128, 9127660, 14604256, 18255320, 36510640, 73021280]

約数ペア:

[(1, 73021280), (2, 36510640), (4, 18255320), (5, 14604256), (8, 9127660), (10, 7302128), (16, 4563830), (20, 3651064), (32, 2281915), (40, 1825532), (53, 1377760), (79, 924320), (80, 912766), (106, 688880), (109, 669920), (158, 462160), (160, 456383), (212, 344440), (218, 334960), (265, 275552), (316, 231080), (395, 184864), (424, 172220), (436, 167480), (530, 137776), (545, 133984), (632, 115540), (790, 92432), (848, 86110), (872, 83740), (1060, 68888), (1090, 66992), (1264, 57770), (1580, 46216), (1696, 43055), (1744, 41870), (2120, 34444), (2180, 33496), (2528, 28885), (3160, 23108), (3488, 20935), (4187, 17440), (4240, 17222), (4360, 16748), (5777, 12640), (6320, 11554), (8374, 8720), (8480, 8611)]