73378520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 171188640

約数和(自身を除く): 97810120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 101, 164, 202, 205, 328, 404, 410, 443, 505, 808, 820, 886, 1010, 1640, 1772, 2020, 2215, 3544, 4040, 4141, 4430, 8282, 8860, 16564, 17720, 18163, 20705, 33128, 36326, 41410, 44743, 72652, 82820, 89486, 90815, 145304, 165640, 178972, 181630, 223715, 357944, 363260, 447430, 726520, 894860, 1789720, 1834463, 3668926, 7337852, 9172315, 14675704, 18344630, 36689260, 73378520]

約数ペア:

[(1, 73378520), (2, 36689260), (4, 18344630), (5, 14675704), (8, 9172315), (10, 7337852), (20, 3668926), (40, 1834463), (41, 1789720), (82, 894860), (101, 726520), (164, 447430), (202, 363260), (205, 357944), (328, 223715), (404, 181630), (410, 178972), (443, 165640), (505, 145304), (808, 90815), (820, 89486), (886, 82820), (1010, 72652), (1640, 44743), (1772, 41410), (2020, 36326), (2215, 33128), (3544, 20705), (4040, 18163), (4141, 17720), (4430, 16564), (8282, 8860)]