77497960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{953}}^1$

素因数の和:1090

約数の個数: 64

約数和(自身を含む): 185457600

約数和(自身を除く): 107959640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 380, 428, 535, 760, 856, 953, 1070, 1906, 2033, 2140, 3812, 4066, 4280, 4765, 7624, 8132, 9530, 10165, 16264, 18107, 19060, 20330, 36214, 38120, 40660, 72428, 81320, 90535, 101971, 144856, 181070, 203942, 362140, 407884, 509855, 724280, 815768, 1019710, 1937449, 2039420, 3874898, 4078840, 7749796, 9687245, 15499592, 19374490, 38748980, 77497960]

約数ペア:

[(1, 77497960), (2, 38748980), (4, 19374490), (5, 15499592), (8, 9687245), (10, 7749796), (19, 4078840), (20, 3874898), (38, 2039420), (40, 1937449), (76, 1019710), (95, 815768), (107, 724280), (152, 509855), (190, 407884), (214, 362140), (380, 203942), (428, 181070), (535, 144856), (760, 101971), (856, 90535), (953, 81320), (1070, 72428), (1906, 40660), (2033, 38120), (2140, 36214), (3812, 20330), (4066, 19060), (4280, 18107), (4765, 16264), (7624, 10165), (8132, 9530)]