84999830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 168552576

約数和(自身を除く): 83552746

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 127, 155, 170, 254, 310, 527, 635, 1054, 1270, 2159, 2635, 3937, 4318, 5270, 7874, 10795, 16129, 19685, 21590, 32258, 39370, 66929, 80645, 133858, 161290, 274193, 334645, 499999, 548386, 669290, 999998, 1370965, 2499995, 2741930, 4999990, 8499983, 16999966, 42499915, 84999830]

約数ペア:

[(1, 84999830), (2, 42499915), (5, 16999966), (10, 8499983), (17, 4999990), (31, 2741930), (34, 2499995), (62, 1370965), (85, 999998), (127, 669290), (155, 548386), (170, 499999), (254, 334645), (310, 274193), (527, 161290), (635, 133858), (1054, 80645), (1270, 66929), (2159, 39370), (2635, 32258), (3937, 21590), (4318, 19685), (5270, 16129), (7874, 10795)]