65617120

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6121}}^1$

素因数の和:6203

約数の個数: 48

約数和(自身を含む): 157359888

約数和(自身を除く): 91742768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 6121, 10720, 12242, 24484, 30605, 48968, 61210, 97936, 122420, 195872, 244840, 410107, 489680, 820214, 979360, 1640428, 2050535, 3280856, 4101070, 6561712, 8202140, 13123424, 16404280, 32808560, 65617120]

約数ペア:

[(1, 65617120), (2, 32808560), (4, 16404280), (5, 13123424), (8, 8202140), (10, 6561712), (16, 4101070), (20, 3280856), (32, 2050535), (40, 1640428), (67, 979360), (80, 820214), (134, 489680), (160, 410107), (268, 244840), (335, 195872), (536, 122420), (670, 97936), (1072, 61210), (1340, 48968), (2144, 30605), (2680, 24484), (5360, 12242), (6121, 10720)]