168388550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1451}}^1$

素因数の和:1685

約数の個数: 48

約数和(自身を含む): 343531584

約数和(自身を除く): 175143034

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 211, 275, 422, 550, 1055, 1451, 2110, 2321, 2902, 4642, 5275, 7255, 10550, 11605, 14510, 15961, 23210, 31922, 36275, 58025, 72550, 79805, 116050, 159610, 306161, 399025, 612322, 798050, 1530805, 3061610, 3367771, 6735542, 7654025, 15308050, 16838855, 33677710, 84194275, 168388550]

約数ペア:

[(1, 168388550), (2, 84194275), (5, 33677710), (10, 16838855), (11, 15308050), (22, 7654025), (25, 6735542), (50, 3367771), (55, 3061610), (110, 1530805), (211, 798050), (275, 612322), (422, 399025), (550, 306161), (1055, 159610), (1451, 116050), (2110, 79805), (2321, 72550), (2902, 58025), (4642, 36275), (5275, 31922), (7255, 23210), (10550, 15961), (11605, 14510)]