87134380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2143}}^1$

素因数の和:2278

約数の個数: 48

約数和(自身を含む): 194503680

約数和(自身を除く): 107369300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2033, 2140, 2143, 4066, 4286, 8132, 8572, 10165, 10715, 20330, 21430, 40660, 40717, 42860, 81434, 162868, 203585, 229301, 407170, 458602, 814340, 917204, 1146505, 2293010, 4356719, 4586020, 8713438, 17426876, 21783595, 43567190, 87134380]

約数ペア:

[(1, 87134380), (2, 43567190), (4, 21783595), (5, 17426876), (10, 8713438), (19, 4586020), (20, 4356719), (38, 2293010), (76, 1146505), (95, 917204), (107, 814340), (190, 458602), (214, 407170), (380, 229301), (428, 203585), (535, 162868), (1070, 81434), (2033, 42860), (2140, 40717), (2143, 40660), (4066, 21430), (4286, 20330), (8132, 10715), (8572, 10165)]