48387920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1308

約数の個数: 80

約数和(自身を含む): 130491648

約数和(自身を除く): 82103728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1217, 1420, 1988, 2434, 2485, 2840, 3976, 4868, 4970, 5680, 6085, 7952, 8519, 9736, 9940, 12170, 17038, 19472, 19880, 24340, 34076, 39760, 42595, 48680, 68152, 85190, 86407, 97360, 136304, 170380, 172814, 340760, 345628, 432035, 604849, 681520, 691256, 864070, 1209698, 1382512, 1728140, 2419396, 3024245, 3456280, 4838792, 6048490, 6912560, 9677584, 12096980, 24193960, 48387920]

約数ペア:

[(1, 48387920), (2, 24193960), (4, 12096980), (5, 9677584), (7, 6912560), (8, 6048490), (10, 4838792), (14, 3456280), (16, 3024245), (20, 2419396), (28, 1728140), (35, 1382512), (40, 1209698), (56, 864070), (70, 691256), (71, 681520), (80, 604849), (112, 432035), (140, 345628), (142, 340760), (280, 172814), (284, 170380), (355, 136304), (497, 97360), (560, 86407), (568, 85190), (710, 68152), (994, 48680), (1136, 42595), (1217, 39760), (1420, 34076), (1988, 24340), (2434, 19880), (2485, 19472), (2840, 17038), (3976, 12170), (4868, 9940), (4970, 9736), (5680, 8519), (6085, 7952)]