85993960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12721}}^1$

素因数の和:12758

約数の個数: 48

約数和(自身を含む): 209531340

約数和(自身を除く): 123537380

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, 12721, 25442, 50884, 63605, 101768, 127210, 165373, 254420, 330746, 508840, 661492, 826865, 1322984, 1653730, 2149849, 3307460, 4299698, 6614920, 8599396, 10749245, 17198792, 21498490, 42996980, 85993960]

約数ペア:

[(1, 85993960), (2, 42996980), (4, 21498490), (5, 17198792), (8, 10749245), (10, 8599396), (13, 6614920), (20, 4299698), (26, 3307460), (40, 2149849), (52, 1653730), (65, 1322984), (104, 826865), (130, 661492), (169, 508840), (260, 330746), (338, 254420), (520, 165373), (676, 127210), (845, 101768), (1352, 63605), (1690, 50884), (3380, 25442), (6760, 12721)]