77361730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 159096960

約数和(自身を除く): 81735230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 43, 85, 86, 95, 170, 190, 215, 323, 430, 557, 646, 731, 817, 1114, 1462, 1615, 1634, 2785, 3230, 3655, 4085, 5570, 7310, 8170, 9469, 10583, 13889, 18938, 21166, 23951, 27778, 47345, 47902, 52915, 69445, 94690, 105830, 119755, 138890, 179911, 239510, 359822, 407167, 455069, 814334, 899555, 910138, 1799110, 2035835, 2275345, 4071670, 4550690, 7736173, 15472346, 38680865, 77361730]

約数ペア:

[(1, 77361730), (2, 38680865), (5, 15472346), (10, 7736173), (17, 4550690), (19, 4071670), (34, 2275345), (38, 2035835), (43, 1799110), (85, 910138), (86, 899555), (95, 814334), (170, 455069), (190, 407167), (215, 359822), (323, 239510), (430, 179911), (557, 138890), (646, 119755), (731, 105830), (817, 94690), (1114, 69445), (1462, 52915), (1615, 47902), (1634, 47345), (2785, 27778), (3230, 23951), (3655, 21166), (4085, 18938), (5570, 13889), (7310, 10583), (8170, 9469)]