78845144

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 174873600

約数和(自身を除く): 96028456

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 137, 172, 239, 274, 301, 344, 478, 548, 602, 956, 959, 1096, 1204, 1673, 1912, 1918, 2408, 3346, 3836, 5891, 6692, 7672, 10277, 11782, 13384, 20554, 23564, 32743, 41108, 41237, 47128, 65486, 71939, 82216, 82474, 130972, 143878, 164948, 229201, 261944, 287756, 329896, 458402, 575512, 916804, 1407949, 1833608, 2815898, 5631796, 9855643, 11263592, 19711286, 39422572, 78845144]

約数ペア:

[(1, 78845144), (2, 39422572), (4, 19711286), (7, 11263592), (8, 9855643), (14, 5631796), (28, 2815898), (43, 1833608), (56, 1407949), (86, 916804), (137, 575512), (172, 458402), (239, 329896), (274, 287756), (301, 261944), (344, 229201), (478, 164948), (548, 143878), (602, 130972), (956, 82474), (959, 82216), (1096, 71939), (1204, 65486), (1673, 47128), (1912, 41237), (1918, 41108), (2408, 32743), (3346, 23564), (3836, 20554), (5891, 13384), (6692, 11782), (7672, 10277)]