91486900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 210924000

約数和(自身を除く): 119437100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 179, 190, 269, 358, 380, 475, 538, 716, 895, 950, 1076, 1345, 1790, 1900, 2690, 3401, 3580, 4475, 5111, 5380, 6725, 6802, 8950, 10222, 13450, 13604, 17005, 17900, 20444, 25555, 26900, 34010, 48151, 51110, 68020, 85025, 96302, 102220, 127775, 170050, 192604, 240755, 255550, 340100, 481510, 511100, 914869, 963020, 1203775, 1829738, 2407550, 3659476, 4574345, 4815100, 9148690, 18297380, 22871725, 45743450, 91486900]

約数ペア:

[(1, 91486900), (2, 45743450), (4, 22871725), (5, 18297380), (10, 9148690), (19, 4815100), (20, 4574345), (25, 3659476), (38, 2407550), (50, 1829738), (76, 1203775), (95, 963020), (100, 914869), (179, 511100), (190, 481510), (269, 340100), (358, 255550), (380, 240755), (475, 192604), (538, 170050), (716, 127775), (895, 102220), (950, 96302), (1076, 85025), (1345, 68020), (1790, 51110), (1900, 48151), (2690, 34010), (3401, 26900), (3580, 25555), (4475, 20444), (5111, 17900), (5380, 17005), (6725, 13604), (6802, 13450), (8950, 10222)]