90914320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5237}}^1$

素因数の和:5288

約数の個数: 80

約数和(自身を含む): 249412608

約数和(自身を除く): 158498288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 5237, 8680, 10474, 17360, 20948, 26185, 36659, 41896, 52370, 73318, 83792, 104740, 146636, 162347, 183295, 209480, 293272, 324694, 366590, 418960, 586544, 649388, 733180, 811735, 1136429, 1298776, 1466360, 1623470, 2272858, 2597552, 2932720, 3246940, 4545716, 5682145, 6493880, 9091432, 11364290, 12987760, 18182864, 22728580, 45457160, 90914320]

約数ペア:

[(1, 90914320), (2, 45457160), (4, 22728580), (5, 18182864), (7, 12987760), (8, 11364290), (10, 9091432), (14, 6493880), (16, 5682145), (20, 4545716), (28, 3246940), (31, 2932720), (35, 2597552), (40, 2272858), (56, 1623470), (62, 1466360), (70, 1298776), (80, 1136429), (112, 811735), (124, 733180), (140, 649388), (155, 586544), (217, 418960), (248, 366590), (280, 324694), (310, 293272), (434, 209480), (496, 183295), (560, 162347), (620, 146636), (868, 104740), (1085, 83792), (1240, 73318), (1736, 52370), (2170, 41896), (2480, 36659), (3472, 26185), (4340, 20948), (5237, 17360), (8680, 10474)]