128814340

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{1063}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 277780608

約数和(自身を除く): 148966268

約数列:

[1, 2, 4, 5, 10, 20, 73, 83, 146, 166, 292, 332, 365, 415, 730, 830, 1063, 1460, 1660, 2126, 4252, 5315, 6059, 10630, 12118, 21260, 24236, 30295, 60590, 77599, 88229, 121180, 155198, 176458, 310396, 352916, 387995, 441145, 775990, 882290, 1551980, 1764580, 6440717, 12881434, 25762868, 32203585, 64407170, 128814340]

約数ペア:

[(1, 128814340), (2, 64407170), (4, 32203585), (5, 25762868), (10, 12881434), (20, 6440717), (73, 1764580), (83, 1551980), (146, 882290), (166, 775990), (292, 441145), (332, 387995), (365, 352916), (415, 310396), (730, 176458), (830, 155198), (1063, 121180), (1460, 88229), (1660, 77599), (2126, 60590), (4252, 30295), (5315, 24236), (6059, 21260), (10630, 12118)]