75981950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:714

約数の個数: 72

約数和(自身を含む): 163765560

約数和(自身を除く): 87783610

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 121, 190, 209, 242, 275, 418, 475, 550, 605, 661, 950, 1045, 1210, 1322, 2090, 2299, 3025, 3305, 4598, 5225, 6050, 6610, 7271, 10450, 11495, 12559, 14542, 16525, 22990, 25118, 33050, 36355, 57475, 62795, 72710, 79981, 114950, 125590, 138149, 159962, 181775, 276298, 313975, 363550, 399905, 627950, 690745, 799810, 1381490, 1519639, 1999525, 3039278, 3453725, 3999050, 6907450, 7598195, 15196390, 37990975, 75981950]

約数ペア:

[(1, 75981950), (2, 37990975), (5, 15196390), (10, 7598195), (11, 6907450), (19, 3999050), (22, 3453725), (25, 3039278), (38, 1999525), (50, 1519639), (55, 1381490), (95, 799810), (110, 690745), (121, 627950), (190, 399905), (209, 363550), (242, 313975), (275, 276298), (418, 181775), (475, 159962), (550, 138149), (605, 125590), (661, 114950), (950, 79981), (1045, 72710), (1210, 62795), (1322, 57475), (2090, 36355), (2299, 33050), (3025, 25118), (3305, 22990), (4598, 16525), (5225, 14542), (6050, 12559), (6610, 11495), (7271, 10450)]