72890992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1471}}^1$

素因数の和:1661

約数の個数: 40

約数和(自身を含む): 149672960

約数和(自身を除く): 76781968

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 163, 304, 326, 652, 1304, 1471, 2608, 2942, 3097, 5884, 6194, 11768, 12388, 23536, 24776, 27949, 49552, 55898, 111796, 223592, 239773, 447184, 479546, 959092, 1918184, 3836368, 4555687, 9111374, 18222748, 36445496, 72890992]

約数ペア:

[(1, 72890992), (2, 36445496), (4, 18222748), (8, 9111374), (16, 4555687), (19, 3836368), (38, 1918184), (76, 959092), (152, 479546), (163, 447184), (304, 239773), (326, 223592), (652, 111796), (1304, 55898), (1471, 49552), (2608, 27949), (2942, 24776), (3097, 23536), (5884, 12388), (6194, 11768)]