91751000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 128

約数和(自身を含む): 247104000

約数和(自身を除く): 155353000

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 88, 95, 100, 110, 125, 152, 190, 200, 209, 220, 250, 275, 380, 418, 439, 440, 475, 500, 550, 760, 836, 878, 950, 1000, 1045, 1100, 1375, 1672, 1756, 1900, 2090, 2195, 2200, 2375, 2750, 3512, 3800, 4180, 4390, 4750, 4829, 5225, 5500, 8341, 8360, 8780, 9500, 9658, 10450, 10975, 11000, 16682, 17560, 19000, 19316, 20900, 21950, 24145, 26125, 33364, 38632, 41705, 41800, 43900, 48290, 52250, 54875, 66728, 83410, 87800, 91751, 96580, 104500, 109750, 120725, 166820, 183502, 193160, 208525, 209000, 219500, 241450, 333640, 367004, 417050, 439000, 458755, 482900, 603625, 734008, 834100, 917510, 965800, 1042625, 1207250, 1668200, 1835020, 2085250, 2293775, 2414500, 3670040, 4170500, 4587550, 4829000, 8341000, 9175100, 11468875, 18350200, 22937750, 45875500, 91751000]

約数ペア:

[(1, 91751000), (2, 45875500), (4, 22937750), (5, 18350200), (8, 11468875), (10, 9175100), (11, 8341000), (19, 4829000), (20, 4587550), (22, 4170500), (25, 3670040), (38, 2414500), (40, 2293775), (44, 2085250), (50, 1835020), (55, 1668200), (76, 1207250), (88, 1042625), (95, 965800), (100, 917510), (110, 834100), (125, 734008), (152, 603625), (190, 482900), (200, 458755), (209, 439000), (220, 417050), (250, 367004), (275, 333640), (380, 241450), (418, 219500), (439, 209000), (440, 208525), (475, 193160), (500, 183502), (550, 166820), (760, 120725), (836, 109750), (878, 104500), (950, 96580), (1000, 91751), (1045, 87800), (1100, 83410), (1375, 66728), (1672, 54875), (1756, 52250), (1900, 48290), (2090, 43900), (2195, 41800), (2200, 41705), (2375, 38632), (2750, 33364), (3512, 26125), (3800, 24145), (4180, 21950), (4390, 20900), (4750, 19316), (4829, 19000), (5225, 17560), (5500, 16682), (8341, 11000), (8360, 10975), (8780, 10450), (9500, 9658)]