131720080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4211}}^1$

素因数の和:4264

約数の個数: 80

約数和(自身を含む): 338442624

約数和(自身を除く): 206722544

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1840, 1955, 3128, 3910, 4211, 6256, 7820, 8422, 15640, 16844, 21055, 31280, 33688, 42110, 67376, 71587, 84220, 96853, 143174, 168440, 193706, 286348, 336880, 357935, 387412, 484265, 572696, 715870, 774824, 968530, 1145392, 1431740, 1549648, 1646501, 1937060, 2863480, 3293002, 3874120, 5726960, 6586004, 7748240, 8232505, 13172008, 16465010, 26344016, 32930020, 65860040, 131720080]

約数ペア:

[(1, 131720080), (2, 65860040), (4, 32930020), (5, 26344016), (8, 16465010), (10, 13172008), (16, 8232505), (17, 7748240), (20, 6586004), (23, 5726960), (34, 3874120), (40, 3293002), (46, 2863480), (68, 1937060), (80, 1646501), (85, 1549648), (92, 1431740), (115, 1145392), (136, 968530), (170, 774824), (184, 715870), (230, 572696), (272, 484265), (340, 387412), (368, 357935), (391, 336880), (460, 286348), (680, 193706), (782, 168440), (920, 143174), (1360, 96853), (1564, 84220), (1840, 71587), (1955, 67376), (3128, 42110), (3910, 33688), (4211, 31280), (6256, 21055), (7820, 16844), (8422, 15640)]