1609371520

素因数分解:

$2^7\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3923}}^1$

素因数の和:4583

約数の個数: 64

約数和(自身を含む): 3854388240

約数和(自身を除く): 2245016720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 641, 1282, 2564, 3205, 3923, 5128, 6410, 7846, 10256, 12820, 15692, 19615, 20512, 25640, 31384, 39230, 41024, 51280, 62768, 78460, 82048, 102560, 125536, 156920, 205120, 251072, 313840, 410240, 502144, 627680, 1255360, 2510720, 2514643, 5029286, 10058572, 12573215, 20117144, 25146430, 40234288, 50292860, 80468576, 100585720, 160937152, 201171440, 321874304, 402342880, 804685760, 1609371520]

約数ペア:

[(1, 1609371520), (2, 804685760), (4, 402342880), (5, 321874304), (8, 201171440), (10, 160937152), (16, 100585720), (20, 80468576), (32, 50292860), (40, 40234288), (64, 25146430), (80, 20117144), (128, 12573215), (160, 10058572), (320, 5029286), (640, 2514643), (641, 2510720), (1282, 1255360), (2564, 627680), (3205, 502144), (3923, 410240), (5128, 313840), (6410, 251072), (7846, 205120), (10256, 156920), (12820, 125536), (15692, 102560), (19615, 82048), (20512, 78460), (25640, 62768), (31384, 51280), (39230, 41024)]