87940580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 229367040

約数和(自身を除く): 141426460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 211, 229, 260, 364, 422, 455, 458, 844, 910, 916, 1055, 1145, 1477, 1603, 1820, 2110, 2290, 2743, 2954, 2977, 3206, 4220, 4580, 5486, 5908, 5954, 6412, 7385, 8015, 10972, 11908, 13715, 14770, 14885, 16030, 19201, 20839, 27430, 29540, 29770, 32060, 38402, 41678, 48319, 54860, 59540, 76804, 83356, 96005, 96638, 104195, 192010, 193276, 208390, 241595, 338233, 384020, 416780, 483190, 628147, 676466, 966380, 1256294, 1352932, 1691165, 2512588, 3140735, 3382330, 4397029, 6281470, 6764660, 8794058, 12562940, 17588116, 21985145, 43970290, 87940580]

約数ペア:

[(1, 87940580), (2, 43970290), (4, 21985145), (5, 17588116), (7, 12562940), (10, 8794058), (13, 6764660), (14, 6281470), (20, 4397029), (26, 3382330), (28, 3140735), (35, 2512588), (52, 1691165), (65, 1352932), (70, 1256294), (91, 966380), (130, 676466), (140, 628147), (182, 483190), (211, 416780), (229, 384020), (260, 338233), (364, 241595), (422, 208390), (455, 193276), (458, 192010), (844, 104195), (910, 96638), (916, 96005), (1055, 83356), (1145, 76804), (1477, 59540), (1603, 54860), (1820, 48319), (2110, 41678), (2290, 38402), (2743, 32060), (2954, 29770), (2977, 29540), (3206, 27430), (4220, 20839), (4580, 19201), (5486, 16030), (5908, 14885), (5954, 14770), (6412, 13715), (7385, 11908), (8015, 10972)]