800280800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:673

約数の個数: 144

約数和(自身を含む): 2146362624

約数和(自身を除く): 1346081824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 211, 220, 275, 352, 400, 422, 431, 440, 550, 800, 844, 862, 880, 1055, 1100, 1688, 1724, 1760, 2110, 2155, 2200, 2321, 3376, 3448, 4220, 4310, 4400, 4642, 4741, 5275, 6752, 6896, 8440, 8620, 8800, 9284, 9482, 10550, 10775, 11605, 13792, 16880, 17240, 18568, 18964, 21100, 21550, 23210, 23705, 33760, 34480, 37136, 37928, 42200, 43100, 46420, 47410, 58025, 68960, 74272, 75856, 84400, 86200, 90941, 92840, 94820, 116050, 118525, 151712, 168800, 172400, 181882, 185680, 189640, 232100, 237050, 344800, 363764, 371360, 379280, 454705, 464200, 474100, 727528, 758560, 909410, 928400, 948200, 1000351, 1455056, 1818820, 1856800, 1896400, 2000702, 2273525, 2910112, 3637640, 3792800, 4001404, 4547050, 5001755, 7275280, 8002808, 9094100, 10003510, 14550560, 16005616, 18188200, 20007020, 25008775, 32011232, 36376400, 40014040, 50017550, 72752800, 80028080, 100035100, 160056160, 200070200, 400140400, 800280800]

約数ペア:

[(1, 800280800), (2, 400140400), (4, 200070200), (5, 160056160), (8, 100035100), (10, 80028080), (11, 72752800), (16, 50017550), (20, 40014040), (22, 36376400), (25, 32011232), (32, 25008775), (40, 20007020), (44, 18188200), (50, 16005616), (55, 14550560), (80, 10003510), (88, 9094100), (100, 8002808), (110, 7275280), (160, 5001755), (176, 4547050), (200, 4001404), (211, 3792800), (220, 3637640), (275, 2910112), (352, 2273525), (400, 2000702), (422, 1896400), (431, 1856800), (440, 1818820), (550, 1455056), (800, 1000351), (844, 948200), (862, 928400), (880, 909410), (1055, 758560), (1100, 727528), (1688, 474100), (1724, 464200), (1760, 454705), (2110, 379280), (2155, 371360), (2200, 363764), (2321, 344800), (3376, 237050), (3448, 232100), (4220, 189640), (4310, 185680), (4400, 181882), (4642, 172400), (4741, 168800), (5275, 151712), (6752, 118525), (6896, 116050), (8440, 94820), (8620, 92840), (8800, 90941), (9284, 86200), (9482, 84400), (10550, 75856), (10775, 74272), (11605, 68960), (13792, 58025), (16880, 47410), (17240, 46420), (18568, 43100), (18964, 42200), (21100, 37928), (21550, 37136), (23210, 34480), (23705, 33760)]