31065320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5431}}^1$

素因数の和:5466

約数の個数: 64

約数和(自身を含む): 82131840

約数和(自身を除く): 51066520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5431, 5720, 10862, 21724, 27155, 43448, 54310, 59741, 70603, 108620, 119482, 141206, 217240, 238964, 282412, 298705, 353015, 477928, 564824, 597410, 706030, 776633, 1194820, 1412060, 1553266, 2389640, 2824120, 3106532, 3883165, 6213064, 7766330, 15532660, 31065320]

約数ペア:

[(1, 31065320), (2, 15532660), (4, 7766330), (5, 6213064), (8, 3883165), (10, 3106532), (11, 2824120), (13, 2389640), (20, 1553266), (22, 1412060), (26, 1194820), (40, 776633), (44, 706030), (52, 597410), (55, 564824), (65, 477928), (88, 353015), (104, 298705), (110, 282412), (130, 238964), (143, 217240), (220, 141206), (260, 119482), (286, 108620), (440, 70603), (520, 59741), (572, 54310), (715, 43448), (1144, 27155), (1430, 21724), (2860, 10862), (5431, 5720)]