81683850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{28661}}^1$

素因数の和:28695

約数の個数: 48

約数和(自身を含む): 213245280

約数和(自身を除く): 131561430

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2850, 28661, 57322, 85983, 143305, 171966, 286610, 429915, 544559, 716525, 859830, 1089118, 1433050, 1633677, 2149575, 2722795, 3267354, 4299150, 5445590, 8168385, 13613975, 16336770, 27227950, 40841925, 81683850]

約数ペア:

[(1, 81683850), (2, 40841925), (3, 27227950), (5, 16336770), (6, 13613975), (10, 8168385), (15, 5445590), (19, 4299150), (25, 3267354), (30, 2722795), (38, 2149575), (50, 1633677), (57, 1433050), (75, 1089118), (95, 859830), (114, 716525), (150, 544559), (190, 429915), (285, 286610), (475, 171966), (570, 143305), (950, 85983), (1425, 57322), (2850, 28661)]