7777181840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{5081}}^1$

素因数の和:5185

約数の個数: 120

約数和(自身を含む): 19447614648

約数和(自身を除く): 11670432808

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 76, 80, 95, 106, 152, 190, 212, 265, 304, 361, 380, 424, 530, 722, 760, 848, 1007, 1060, 1444, 1520, 1805, 2014, 2120, 2888, 3610, 4028, 4240, 5035, 5081, 5776, 7220, 8056, 10070, 10162, 14440, 16112, 19133, 20140, 20324, 25405, 28880, 38266, 40280, 40648, 50810, 76532, 80560, 81296, 95665, 96539, 101620, 153064, 191330, 193078, 203240, 269293, 306128, 382660, 386156, 406480, 482695, 538586, 765320, 772312, 965390, 1077172, 1346465, 1530640, 1544624, 1834241, 1930780, 2154344, 2692930, 3668482, 3861560, 4308688, 5116567, 5385860, 7336964, 7723120, 9171205, 10233134, 10771720, 14673928, 18342410, 20466268, 21543440, 25582835, 29347856, 36684820, 40932536, 51165670, 73369640, 81865072, 97214773, 102331340, 146739280, 194429546, 204662680, 388859092, 409325360, 486073865, 777718184, 972147730, 1555436368, 1944295460, 3888590920, 7777181840]

約数ペア:

[(1, 7777181840), (2, 3888590920), (4, 1944295460), (5, 1555436368), (8, 972147730), (10, 777718184), (16, 486073865), (19, 409325360), (20, 388859092), (38, 204662680), (40, 194429546), (53, 146739280), (76, 102331340), (80, 97214773), (95, 81865072), (106, 73369640), (152, 51165670), (190, 40932536), (212, 36684820), (265, 29347856), (304, 25582835), (361, 21543440), (380, 20466268), (424, 18342410), (530, 14673928), (722, 10771720), (760, 10233134), (848, 9171205), (1007, 7723120), (1060, 7336964), (1444, 5385860), (1520, 5116567), (1805, 4308688), (2014, 3861560), (2120, 3668482), (2888, 2692930), (3610, 2154344), (4028, 1930780), (4240, 1834241), (5035, 1544624), (5081, 1530640), (5776, 1346465), (7220, 1077172), (8056, 965390), (10070, 772312), (10162, 765320), (14440, 538586), (16112, 482695), (19133, 406480), (20140, 386156), (20324, 382660), (25405, 306128), (28880, 269293), (38266, 203240), (40280, 193078), (40648, 191330), (50810, 153064), (76532, 101620), (80560, 96539), (81296, 95665)]