87278360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12911}}^1$

素因数の和:12948

約数の個数: 48

約数和(自身を含む): 212660640

約数和(自身を除く): 125382280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 12911, 25822, 51644, 64555, 103288, 129110, 167843, 258220, 335686, 516440, 671372, 839215, 1342744, 1678430, 2181959, 3356860, 4363918, 6713720, 8727836, 10909795, 17455672, 21819590, 43639180, 87278360]

約数ペア:

[(1, 87278360), (2, 43639180), (4, 21819590), (5, 17455672), (8, 10909795), (10, 8727836), (13, 6713720), (20, 4363918), (26, 3356860), (40, 2181959), (52, 1678430), (65, 1342744), (104, 839215), (130, 671372), (169, 516440), (260, 335686), (338, 258220), (520, 167843), (676, 129110), (845, 103288), (1352, 64555), (1690, 51644), (3380, 25822), (6760, 12911)]