91038920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{937}}^1$

素因数の和:1302

約数の個数: 64

約数和(自身を含む): 235025280

約数和(自身を除く): 143986360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 694, 937, 1388, 1735, 1874, 2429, 2776, 3470, 3748, 4685, 4858, 6559, 6940, 7496, 9370, 9716, 12145, 13118, 13880, 18740, 19432, 24290, 26236, 32795, 37480, 48580, 52472, 65590, 97160, 131180, 262360, 325139, 650278, 1300556, 1625695, 2275973, 2601112, 3251390, 4551946, 6502780, 9103892, 11379865, 13005560, 18207784, 22759730, 45519460, 91038920]

約数ペア:

[(1, 91038920), (2, 45519460), (4, 22759730), (5, 18207784), (7, 13005560), (8, 11379865), (10, 9103892), (14, 6502780), (20, 4551946), (28, 3251390), (35, 2601112), (40, 2275973), (56, 1625695), (70, 1300556), (140, 650278), (280, 325139), (347, 262360), (694, 131180), (937, 97160), (1388, 65590), (1735, 52472), (1874, 48580), (2429, 37480), (2776, 32795), (3470, 26236), (3748, 24290), (4685, 19432), (4858, 18740), (6559, 13880), (6940, 13118), (7496, 12145), (9370, 9716)]