99945160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{356947}}^1$

素因数の和:356965

約数の個数: 32

約数和(自身を含む): 257002560

約数和(自身を除く): 157057400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 356947, 713894, 1427788, 1784735, 2498629, 2855576, 3569470, 4997258, 7138940, 9994516, 12493145, 14277880, 19989032, 24986290, 49972580, 99945160]

約数ペア:

[(1, 99945160), (2, 49972580), (4, 24986290), (5, 19989032), (7, 14277880), (8, 12493145), (10, 9994516), (14, 7138940), (20, 4997258), (28, 3569470), (35, 2855576), (40, 2498629), (56, 1784735), (70, 1427788), (140, 713894), (280, 356947)]