51143950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:370

約数の個数: 96

約数和(自身を含む): 116992512

約数和(自身を除く): 65848562

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 25, 26, 46, 50, 55, 65, 110, 115, 130, 143, 230, 253, 275, 286, 299, 311, 325, 506, 550, 575, 598, 622, 650, 715, 1150, 1265, 1430, 1495, 1555, 2530, 2990, 3110, 3289, 3421, 3575, 4043, 6325, 6578, 6842, 7150, 7153, 7475, 7775, 8086, 12650, 14306, 14950, 15550, 16445, 17105, 20215, 32890, 34210, 35765, 40430, 44473, 71530, 78683, 82225, 85525, 88946, 92989, 101075, 157366, 164450, 171050, 178825, 185978, 202150, 222365, 357650, 393415, 444730, 464945, 786830, 929890, 1022879, 1111825, 1967075, 2045758, 2223650, 2324725, 3934150, 4649450, 5114395, 10228790, 25571975, 51143950]

約数ペア:

[(1, 51143950), (2, 25571975), (5, 10228790), (10, 5114395), (11, 4649450), (13, 3934150), (22, 2324725), (23, 2223650), (25, 2045758), (26, 1967075), (46, 1111825), (50, 1022879), (55, 929890), (65, 786830), (110, 464945), (115, 444730), (130, 393415), (143, 357650), (230, 222365), (253, 202150), (275, 185978), (286, 178825), (299, 171050), (311, 164450), (325, 157366), (506, 101075), (550, 92989), (575, 88946), (598, 85525), (622, 82225), (650, 78683), (715, 71530), (1150, 44473), (1265, 40430), (1430, 35765), (1495, 34210), (1555, 32890), (2530, 20215), (2990, 17105), (3110, 16445), (3289, 15550), (3421, 14950), (3575, 14306), (4043, 12650), (6325, 8086), (6578, 7775), (6842, 7475), (7150, 7153)]