87966320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2063}}^1$

素因数の和:2130

約数の個数: 80

約数和(自身を含む): 225735552

約数和(自身を除く): 137769232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2063, 2132, 2665, 3280, 4126, 4264, 5330, 8252, 8528, 10315, 10660, 16504, 20630, 21320, 26819, 33008, 41260, 42640, 53638, 82520, 84583, 107276, 134095, 165040, 169166, 214552, 268190, 338332, 422915, 429104, 536380, 676664, 845830, 1072760, 1099579, 1353328, 1691660, 2145520, 2199158, 3383320, 4398316, 5497895, 6766640, 8796632, 10995790, 17593264, 21991580, 43983160, 87966320]

約数ペア:

[(1, 87966320), (2, 43983160), (4, 21991580), (5, 17593264), (8, 10995790), (10, 8796632), (13, 6766640), (16, 5497895), (20, 4398316), (26, 3383320), (40, 2199158), (41, 2145520), (52, 1691660), (65, 1353328), (80, 1099579), (82, 1072760), (104, 845830), (130, 676664), (164, 536380), (205, 429104), (208, 422915), (260, 338332), (328, 268190), (410, 214552), (520, 169166), (533, 165040), (656, 134095), (820, 107276), (1040, 84583), (1066, 82520), (1640, 53638), (2063, 42640), (2132, 41260), (2665, 33008), (3280, 26819), (4126, 21320), (4264, 20630), (5330, 16504), (8252, 10660), (8528, 10315)]