66483760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{523}}^1$

素因数の和:770

約数の個数: 80

約数和(自身を含む): 177774336

約数和(自身を除く): 111290576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 227, 280, 454, 523, 560, 908, 1046, 1135, 1589, 1816, 2092, 2270, 2615, 3178, 3632, 3661, 4184, 4540, 5230, 6356, 7322, 7945, 8368, 9080, 10460, 12712, 14644, 15890, 18160, 18305, 20920, 25424, 29288, 31780, 36610, 41840, 58576, 63560, 73220, 118721, 127120, 146440, 237442, 292880, 474884, 593605, 831047, 949768, 1187210, 1662094, 1899536, 2374420, 3324188, 4155235, 4748840, 6648376, 8310470, 9497680, 13296752, 16620940, 33241880, 66483760]

約数ペア:

[(1, 66483760), (2, 33241880), (4, 16620940), (5, 13296752), (7, 9497680), (8, 8310470), (10, 6648376), (14, 4748840), (16, 4155235), (20, 3324188), (28, 2374420), (35, 1899536), (40, 1662094), (56, 1187210), (70, 949768), (80, 831047), (112, 593605), (140, 474884), (227, 292880), (280, 237442), (454, 146440), (523, 127120), (560, 118721), (908, 73220), (1046, 63560), (1135, 58576), (1589, 41840), (1816, 36610), (2092, 31780), (2270, 29288), (2615, 25424), (3178, 20920), (3632, 18305), (3661, 18160), (4184, 15890), (4540, 14644), (5230, 12712), (6356, 10460), (7322, 9080), (7945, 8368)]