66838720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16067}}^1$

素因数の和:16097

約数の個数: 56

約数和(自身を含む): 171413424

約数和(自身を除く): 104574704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 16067, 32134, 64268, 80335, 128536, 160670, 208871, 257072, 321340, 417742, 514144, 642680, 835484, 1028288, 1044355, 1285360, 1670968, 2088710, 2570720, 3341936, 4177420, 5141440, 6683872, 8354840, 13367744, 16709680, 33419360, 66838720]

約数ペア:

[(1, 66838720), (2, 33419360), (4, 16709680), (5, 13367744), (8, 8354840), (10, 6683872), (13, 5141440), (16, 4177420), (20, 3341936), (26, 2570720), (32, 2088710), (40, 1670968), (52, 1285360), (64, 1044355), (65, 1028288), (80, 835484), (104, 642680), (130, 514144), (160, 417742), (208, 321340), (260, 257072), (320, 208871), (416, 160670), (520, 128536), (832, 80335), (1040, 64268), (2080, 32134), (4160, 16067)]