82139720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1153}}^1$

素因数の和:1314

約数の個数: 64

約数和(自身を含む): 200657520

約数和(自身を除く): 118517800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 260, 274, 520, 548, 685, 1096, 1153, 1370, 1781, 2306, 2740, 3562, 4612, 5480, 5765, 7124, 8905, 9224, 11530, 14248, 14989, 17810, 23060, 29978, 35620, 46120, 59956, 71240, 74945, 119912, 149890, 157961, 299780, 315922, 599560, 631844, 789805, 1263688, 1579610, 2053493, 3159220, 4106986, 6318440, 8213972, 10267465, 16427944, 20534930, 41069860, 82139720]

約数ペア:

[(1, 82139720), (2, 41069860), (4, 20534930), (5, 16427944), (8, 10267465), (10, 8213972), (13, 6318440), (20, 4106986), (26, 3159220), (40, 2053493), (52, 1579610), (65, 1263688), (104, 789805), (130, 631844), (137, 599560), (260, 315922), (274, 299780), (520, 157961), (548, 149890), (685, 119912), (1096, 74945), (1153, 71240), (1370, 59956), (1781, 46120), (2306, 35620), (2740, 29978), (3562, 23060), (4612, 17810), (5480, 14989), (5765, 14248), (7124, 11530), (8905, 9224)]