26001040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1136

約数の個数: 80

約数和(自身を含む): 67995648

約数和(自身を除く): 41994608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1087, 1196, 1495, 1840, 2174, 2392, 2990, 4348, 4784, 5435, 5980, 8696, 10870, 11960, 14131, 17392, 21740, 23920, 25001, 28262, 43480, 50002, 56524, 70655, 86960, 100004, 113048, 125005, 141310, 200008, 226096, 250010, 282620, 325013, 400016, 500020, 565240, 650026, 1000040, 1130480, 1300052, 1625065, 2000080, 2600104, 3250130, 5200208, 6500260, 13000520, 26001040]

約数ペア:

[(1, 26001040), (2, 13000520), (4, 6500260), (5, 5200208), (8, 3250130), (10, 2600104), (13, 2000080), (16, 1625065), (20, 1300052), (23, 1130480), (26, 1000040), (40, 650026), (46, 565240), (52, 500020), (65, 400016), (80, 325013), (92, 282620), (104, 250010), (115, 226096), (130, 200008), (184, 141310), (208, 125005), (230, 113048), (260, 100004), (299, 86960), (368, 70655), (460, 56524), (520, 50002), (598, 43480), (920, 28262), (1040, 25001), (1087, 23920), (1196, 21740), (1495, 17392), (1840, 14131), (2174, 11960), (2392, 10870), (2990, 8696), (4348, 5980), (4784, 5435)]