61175980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 131453280

約数和(自身を除く): 70277300

約数列:

[1, 2, 4, 5, 10, 20, 83, 137, 166, 269, 274, 332, 415, 538, 548, 685, 830, 1076, 1345, 1370, 1660, 2690, 2740, 5380, 11371, 22327, 22742, 36853, 44654, 45484, 56855, 73706, 89308, 111635, 113710, 147412, 184265, 223270, 227420, 368530, 446540, 737060, 3058799, 6117598, 12235196, 15293995, 30587990, 61175980]

約数ペア:

[(1, 61175980), (2, 30587990), (4, 15293995), (5, 12235196), (10, 6117598), (20, 3058799), (83, 737060), (137, 446540), (166, 368530), (269, 227420), (274, 223270), (332, 184265), (415, 147412), (538, 113710), (548, 111635), (685, 89308), (830, 73706), (1076, 56855), (1345, 45484), (1370, 44654), (1660, 36853), (2690, 22742), (2740, 22327), (5380, 11371)]