64293440

素因数分解:

$2^6\times 5^1\times {\mathrm{331}}^1\times {\mathrm{607}}^1$

素因数の和:955

約数の個数: 56

約数和(自身を含む): 153814272

約数和(自身を除く): 89520832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 331, 607, 662, 1214, 1324, 1655, 2428, 2648, 3035, 3310, 4856, 5296, 6070, 6620, 9712, 10592, 12140, 13240, 19424, 21184, 24280, 26480, 38848, 48560, 52960, 97120, 105920, 194240, 200917, 401834, 803668, 1004585, 1607336, 2009170, 3214672, 4018340, 6429344, 8036680, 12858688, 16073360, 32146720, 64293440]

約数ペア:

[(1, 64293440), (2, 32146720), (4, 16073360), (5, 12858688), (8, 8036680), (10, 6429344), (16, 4018340), (20, 3214672), (32, 2009170), (40, 1607336), (64, 1004585), (80, 803668), (160, 401834), (320, 200917), (331, 194240), (607, 105920), (662, 97120), (1214, 52960), (1324, 48560), (1655, 38848), (2428, 26480), (2648, 24280), (3035, 21184), (3310, 19424), (4856, 13240), (5296, 12140), (6070, 10592), (6620, 9712)]