91003640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1141

約数の個数: 128

約数和(自身を含む): 263208960

約数和(自身を除く): 172205320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 598, 644, 728, 805, 910, 920, 1087, 1196, 1288, 1495, 1610, 1820, 2093, 2174, 2392, 2990, 3220, 3640, 4186, 4348, 5435, 5980, 6440, 7609, 8372, 8696, 10465, 10870, 11960, 14131, 15218, 16744, 20930, 21740, 25001, 28262, 30436, 38045, 41860, 43480, 50002, 56524, 60872, 70655, 76090, 83720, 98917, 100004, 113048, 125005, 141310, 152180, 175007, 197834, 200008, 250010, 282620, 304360, 325013, 350014, 395668, 494585, 500020, 565240, 650026, 700028, 791336, 875035, 989170, 1000040, 1300052, 1400056, 1625065, 1750070, 1978340, 2275091, 2600104, 3250130, 3500140, 3956680, 4550182, 6500260, 7000280, 9100364, 11375455, 13000520, 18200728, 22750910, 45501820, 91003640]

約数ペア:

[(1, 91003640), (2, 45501820), (4, 22750910), (5, 18200728), (7, 13000520), (8, 11375455), (10, 9100364), (13, 7000280), (14, 6500260), (20, 4550182), (23, 3956680), (26, 3500140), (28, 3250130), (35, 2600104), (40, 2275091), (46, 1978340), (52, 1750070), (56, 1625065), (65, 1400056), (70, 1300052), (91, 1000040), (92, 989170), (104, 875035), (115, 791336), (130, 700028), (140, 650026), (161, 565240), (182, 500020), (184, 494585), (230, 395668), (260, 350014), (280, 325013), (299, 304360), (322, 282620), (364, 250010), (455, 200008), (460, 197834), (520, 175007), (598, 152180), (644, 141310), (728, 125005), (805, 113048), (910, 100004), (920, 98917), (1087, 83720), (1196, 76090), (1288, 70655), (1495, 60872), (1610, 56524), (1820, 50002), (2093, 43480), (2174, 41860), (2392, 38045), (2990, 30436), (3220, 28262), (3640, 25001), (4186, 21740), (4348, 20930), (5435, 16744), (5980, 15218), (6440, 14131), (7609, 11960), (8372, 10870), (8696, 10465)]