26505440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12743}}^1$

素因数の和:12771

約数の個数: 48

約数和(自身を含む): 67441248

約数和(自身を除く): 40935808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 12743, 25486, 50972, 63715, 101944, 127430, 165659, 203888, 254860, 331318, 407776, 509720, 662636, 828295, 1019440, 1325272, 1656590, 2038880, 2650544, 3313180, 5301088, 6626360, 13252720, 26505440]

約数ペア:

[(1, 26505440), (2, 13252720), (4, 6626360), (5, 5301088), (8, 3313180), (10, 2650544), (13, 2038880), (16, 1656590), (20, 1325272), (26, 1019440), (32, 828295), (40, 662636), (52, 509720), (65, 407776), (80, 331318), (104, 254860), (130, 203888), (160, 165659), (208, 127430), (260, 101944), (416, 63715), (520, 50972), (1040, 25486), (2080, 12743)]