49947920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 127759680

約数和(自身を除く): 77811760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 211, 220, 269, 422, 440, 538, 844, 880, 1055, 1076, 1345, 1688, 2110, 2152, 2321, 2690, 2959, 3376, 4220, 4304, 4642, 5380, 5918, 8440, 9284, 10760, 11605, 11836, 14795, 16880, 18568, 21520, 23210, 23672, 29590, 37136, 46420, 47344, 56759, 59180, 92840, 113518, 118360, 185680, 227036, 236720, 283795, 454072, 567590, 624349, 908144, 1135180, 1248698, 2270360, 2497396, 3121745, 4540720, 4994792, 6243490, 9989584, 12486980, 24973960, 49947920]

約数ペア:

[(1, 49947920), (2, 24973960), (4, 12486980), (5, 9989584), (8, 6243490), (10, 4994792), (11, 4540720), (16, 3121745), (20, 2497396), (22, 2270360), (40, 1248698), (44, 1135180), (55, 908144), (80, 624349), (88, 567590), (110, 454072), (176, 283795), (211, 236720), (220, 227036), (269, 185680), (422, 118360), (440, 113518), (538, 92840), (844, 59180), (880, 56759), (1055, 47344), (1076, 46420), (1345, 37136), (1688, 29590), (2110, 23672), (2152, 23210), (2321, 21520), (2690, 18568), (2959, 16880), (3376, 14795), (4220, 11836), (4304, 11605), (4642, 10760), (5380, 9284), (5918, 8440)]