163066520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 374250240

約数和(自身を除く): 211183720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 181, 202, 223, 362, 404, 446, 505, 724, 808, 892, 905, 1010, 1115, 1448, 1784, 1810, 2020, 2230, 3620, 4040, 4460, 7240, 8920, 18281, 22523, 36562, 40363, 45046, 73124, 80726, 90092, 91405, 112615, 146248, 161452, 180184, 182810, 201815, 225230, 322904, 365620, 403630, 450460, 731240, 807260, 900920, 1614520, 4076663, 8153326, 16306652, 20383315, 32613304, 40766630, 81533260, 163066520]

約数ペア:

[(1, 163066520), (2, 81533260), (4, 40766630), (5, 32613304), (8, 20383315), (10, 16306652), (20, 8153326), (40, 4076663), (101, 1614520), (181, 900920), (202, 807260), (223, 731240), (362, 450460), (404, 403630), (446, 365620), (505, 322904), (724, 225230), (808, 201815), (892, 182810), (905, 180184), (1010, 161452), (1115, 146248), (1448, 112615), (1784, 91405), (1810, 90092), (2020, 80726), (2230, 73124), (3620, 45046), (4040, 40363), (4460, 36562), (7240, 22523), (8920, 18281)]