202171690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:607

約数の個数: 64

約数和(自身を含む): 427472640

約数和(自身を除く): 225300950

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 113, 122, 226, 305, 419, 427, 565, 610, 791, 838, 854, 1130, 1582, 2095, 2135, 2933, 3955, 4190, 4270, 5866, 6893, 7910, 13786, 14665, 25559, 29330, 34465, 47347, 48251, 51118, 68930, 94694, 96502, 127795, 178913, 236735, 241255, 255590, 331429, 357826, 473470, 482510, 662858, 894565, 1657145, 1789130, 2888167, 3314290, 5776334, 14440835, 20217169, 28881670, 40434338, 101085845, 202171690]

約数ペア:

[(1, 202171690), (2, 101085845), (5, 40434338), (7, 28881670), (10, 20217169), (14, 14440835), (35, 5776334), (61, 3314290), (70, 2888167), (113, 1789130), (122, 1657145), (226, 894565), (305, 662858), (419, 482510), (427, 473470), (565, 357826), (610, 331429), (791, 255590), (838, 241255), (854, 236735), (1130, 178913), (1582, 127795), (2095, 96502), (2135, 94694), (2933, 68930), (3955, 51118), (4190, 48251), (4270, 47347), (5866, 34465), (6893, 29330), (7910, 25559), (13786, 14665)]