91247440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:628

約数の個数: 80

約数和(自身を含む): 224021376

約数和(自身を除く): 132773936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 101, 115, 184, 202, 230, 368, 404, 460, 491, 505, 808, 920, 982, 1010, 1616, 1840, 1964, 2020, 2323, 2455, 3928, 4040, 4646, 4910, 7856, 8080, 9292, 9820, 11293, 11615, 18584, 19640, 22586, 23230, 37168, 39280, 45172, 46460, 49591, 56465, 90344, 92920, 99182, 112930, 180688, 185840, 198364, 225860, 247955, 396728, 451720, 495910, 793456, 903440, 991820, 1140593, 1983640, 2281186, 3967280, 4562372, 5702965, 9124744, 11405930, 18249488, 22811860, 45623720, 91247440]

約数ペア:

[(1, 91247440), (2, 45623720), (4, 22811860), (5, 18249488), (8, 11405930), (10, 9124744), (16, 5702965), (20, 4562372), (23, 3967280), (40, 2281186), (46, 1983640), (80, 1140593), (92, 991820), (101, 903440), (115, 793456), (184, 495910), (202, 451720), (230, 396728), (368, 247955), (404, 225860), (460, 198364), (491, 185840), (505, 180688), (808, 112930), (920, 99182), (982, 92920), (1010, 90344), (1616, 56465), (1840, 49591), (1964, 46460), (2020, 45172), (2323, 39280), (2455, 37168), (3928, 23230), (4040, 22586), (4646, 19640), (4910, 18584), (7856, 11615), (8080, 11293), (9292, 9820)]